20219955840

素因数分解:

$2^7\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2311}}^1$

素因数の和:2381

約数の個数: 576

約数和(自身を含む): 83877880320

約数和(自身を除く): 63657924480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 62, 63, 64, 70, 72, 80, 84, 90, 93, 96, 98, 105, 112, 120, 124, 126, 128, 140, 144, 147, 155, 160, 168, 180, 186, 192, 196, 210, 217, 224, 240, 245, 248, 252, 279, 280, 288, 294, 310, 315, 320, 336, 360, 372, 384, 392, 420, 434, 441, 448, 465, 480, 490, 496, 504, 558, 560, 576, 588, 620, 630, 640, 651, 672, 720, 735, 744, 784, 840, 868, 882, 896, 930, 960, 980, 992, 1008, 1085, 1116, 1120, 1152, 1176, 1240, 1260, 1302, 1344, 1395, 1440, 1470, 1488, 1519, 1568, 1680, 1736, 1764, 1860, 1920, 1953, 1960, 1984, 2016, 2170, 2205, 2232, 2240, 2311, 2352, 2480, 2520, 2604, 2688, 2790, 2880, 2940, 2976, 3038, 3136, 3255, 3360, 3472, 3528, 3720, 3906, 3920, 3968, 4032, 4340, 4410, 4464, 4480, 4557, 4622, 4704, 4960, 5040, 5208, 5580, 5760, 5880, 5952, 6076, 6272, 6510, 6720, 6933, 6944, 7056, 7440, 7595, 7812, 7840, 8064, 8680, 8820, 8928, 9114, 9244, 9408, 9765, 9920, 10080, 10416, 11160, 11555, 11760, 11904, 12152, 13020, 13440, 13671, 13866, 13888, 14112, 14880, 15190, 15624, 15680, 16177, 17360, 17640, 17856, 18228, 18488, 18816, 19530, 19840, 20160, 20799, 20832, 22320, 22785, 23110, 23520, 24304, 26040, 27342, 27732, 27776, 28224, 29760, 30380, 31248, 31360, 32354, 34665, 34720, 35280, 35712, 36456, 36976, 39060, 40320, 41598, 41664, 44640, 45570, 46220, 47040, 48531, 48608, 52080, 54684, 55464, 56448, 59520, 60760, 62496, 64708, 68355, 69330, 69440, 70560, 71641, 72912, 73952, 78120, 80885, 83196, 83328, 89280, 91140, 92440, 94080, 97062, 97216, 103995, 104160, 109368, 110928, 113239, 121520, 124992, 129416, 136710, 138660, 138880, 141120, 143282, 145593, 145824, 147904, 156240, 161770, 166392, 178560, 182280, 184880, 194124, 194432, 207990, 208320, 214923, 218736, 221856, 226478, 242655, 243040, 249984, 258832, 273420, 277320, 282240, 286564, 291186, 291648, 295808, 312480, 323540, 332784, 339717, 358205, 364560, 369760, 388248, 415980, 416640, 429846, 437472, 443712, 452956, 485310, 486080, 501487, 517664, 546840, 554640, 566195, 573128, 582372, 583296, 624960, 644769, 647080, 665568, 679434, 716410, 727965, 729120, 739520, 776496, 831960, 859692, 874944, 887424, 905912, 970620, 972160, 1002974, 1019151, 1035328, 1074615, 1093680, 1109280, 1132390, 1146256, 1164744, 1249920, 1289538, 1294160, 1331136, 1358868, 1432820, 1455930, 1458240, 1479040, 1504461, 1552992, 1663920, 1698585, 1719384, 1749888, 1811824, 1941240, 2005948, 2038302, 2070656, 2149230, 2187360, 2218560, 2264780, 2292512, 2329488, 2507435, 2579076, 2588320, 2662272, 2717736, 2865640, 2911860, 2916480, 3008922, 3105984, 3223845, 3327840, 3397170, 3438768, 3510409, 3623648, 3882480, 4011896, 4076604, 4298460, 4374720, 4437120, 4513383, 4529560, 4585024, 4658976, 5014870, 5095755, 5158152, 5176640, 5435472, 5731280, 5823720, 6017844, 6211968, 6447690, 6655680, 6794340, 6877536, 7020818, 7247296, 7522305, 7764960, 8023792, 8153208, 8596920, 8749440, 9026766, 9059120, 9170048, 9317952, 10029740, 10191510, 10316304, 10353280, 10531227, 10870944, 11462560, 11647440, 12035688, 12895380, 13311360, 13588680, 13755072, 14041636, 14494592, 15044610, 15529920, 16047584, 16306416, 17193840, 17552045, 18053532, 18118240, 18635904, 20059480, 20383020, 20632608, 21062454, 21741888, 22566915, 22925120, 23294880, 24071376, 25790760, 27177360, 27510144, 28083272, 30089220, 31059840, 31593681, 32095168, 32612832, 34387680, 35104090, 36107064, 36236480, 40118960, 40766040, 41265216, 42124908, 43483776, 45133830, 45850240, 46589760, 48142752, 51581520, 52656135, 54354720, 56166544, 60178440, 63187362, 64190336, 65225664, 68775360, 70208180, 72214128, 72472960, 80237920, 81532080, 82530432, 84249816, 90267660, 93179520, 96285504, 103163040, 105312270, 108709440, 112333088, 120356880, 126374724, 130451328, 137550720, 140416360, 144428256, 157968405, 160475840, 163064160, 168499632, 180535320, 192571008, 206326080, 210624540, 217418880, 224666176, 240713760, 252749448, 280832720, 288856512, 315936810, 320951680, 326128320, 336999264, 361070640, 412652160, 421249080, 449332352, 481427520, 505498896, 561665440, 577713024, 631873620, 652256640, 673998528, 722141280, 842498160, 962855040, 1010997792, 1123330880, 1263747240, 1347997056, 1444282560, 1684996320, 2021995584, 2246661760, 2527494480, 2888565120, 3369992640, 4043991168, 5054988960, 6739985280, 10109977920, 20219955840]

約数ペア:

[(1, 20219955840), (2, 10109977920), (3, 6739985280), (4, 5054988960), (5, 4043991168), (6, 3369992640), (7, 2888565120), (8, 2527494480), (9, 2246661760), (10, 2021995584), (12, 1684996320), (14, 1444282560), (15, 1347997056), (16, 1263747240), (18, 1123330880), (20, 1010997792), (21, 962855040), (24, 842498160), (28, 722141280), (30, 673998528), (31, 652256640), (32, 631873620), (35, 577713024), (36, 561665440), (40, 505498896), (42, 481427520), (45, 449332352), (48, 421249080), (49, 412652160), (56, 361070640), (60, 336999264), (62, 326128320), (63, 320951680), (64, 315936810), (70, 288856512), (72, 280832720), (80, 252749448), (84, 240713760), (90, 224666176), (93, 217418880), (96, 210624540), (98, 206326080), (105, 192571008), (112, 180535320), (120, 168499632), (124, 163064160), (126, 160475840), (128, 157968405), (140, 144428256), (144, 140416360), (147, 137550720), (155, 130451328), (160, 126374724), (168, 120356880), (180, 112333088), (186, 108709440), (192, 105312270), (196, 103163040), (210, 96285504), (217, 93179520), (224, 90267660), (240, 84249816), (245, 82530432), (248, 81532080), (252, 80237920), (279, 72472960), (280, 72214128), (288, 70208180), (294, 68775360), (310, 65225664), (315, 64190336), (320, 63187362), (336, 60178440), (360, 56166544), (372, 54354720), (384, 52656135), (392, 51581520), (420, 48142752), (434, 46589760), (441, 45850240), (448, 45133830), (465, 43483776), (480, 42124908), (490, 41265216), (496, 40766040), (504, 40118960), (558, 36236480), (560, 36107064), (576, 35104090), (588, 34387680), (620, 32612832), (630, 32095168), (640, 31593681), (651, 31059840), (672, 30089220), (720, 28083272), (735, 27510144), (744, 27177360), (784, 25790760), (840, 24071376), (868, 23294880), (882, 22925120), (896, 22566915), (930, 21741888), (960, 21062454), (980, 20632608), (992, 20383020), (1008, 20059480), (1085, 18635904), (1116, 18118240), (1120, 18053532), (1152, 17552045), (1176, 17193840), (1240, 16306416), (1260, 16047584), (1302, 15529920), (1344, 15044610), (1395, 14494592), (1440, 14041636), (1470, 13755072), (1488, 13588680), (1519, 13311360), (1568, 12895380), (1680, 12035688), (1736, 11647440), (1764, 11462560), (1860, 10870944), (1920, 10531227), (1953, 10353280), (1960, 10316304), (1984, 10191510), (2016, 10029740), (2170, 9317952), (2205, 9170048), (2232, 9059120), (2240, 9026766), (2311, 8749440), (2352, 8596920), (2480, 8153208), (2520, 8023792), (2604, 7764960), (2688, 7522305), (2790, 7247296), (2880, 7020818), (2940, 6877536), (2976, 6794340), (3038, 6655680), (3136, 6447690), (3255, 6211968), (3360, 6017844), (3472, 5823720), (3528, 5731280), (3720, 5435472), (3906, 5176640), (3920, 5158152), (3968, 5095755), (4032, 5014870), (4340, 4658976), (4410, 4585024), (4464, 4529560), (4480, 4513383), (4557, 4437120), (4622, 4374720), (4704, 4298460), (4960, 4076604), (5040, 4011896), (5208, 3882480), (5580, 3623648), (5760, 3510409), (5880, 3438768), (5952, 3397170), (6076, 3327840), (6272, 3223845), (6510, 3105984), (6720, 3008922), (6933, 2916480), (6944, 2911860), (7056, 2865640), (7440, 2717736), (7595, 2662272), (7812, 2588320), (7840, 2579076), (8064, 2507435), (8680, 2329488), (8820, 2292512), (8928, 2264780), (9114, 2218560), (9244, 2187360), (9408, 2149230), (9765, 2070656), (9920, 2038302), (10080, 2005948), (10416, 1941240), (11160, 1811824), (11555, 1749888), (11760, 1719384), (11904, 1698585), (12152, 1663920), (13020, 1552992), (13440, 1504461), (13671, 1479040), (13866, 1458240), (13888, 1455930), (14112, 1432820), (14880, 1358868), (15190, 1331136), (15624, 1294160), (15680, 1289538), (16177, 1249920), (17360, 1164744), (17640, 1146256), (17856, 1132390), (18228, 1109280), (18488, 1093680), (18816, 1074615), (19530, 1035328), (19840, 1019151), (20160, 1002974), (20799, 972160), (20832, 970620), (22320, 905912), (22785, 887424), (23110, 874944), (23520, 859692), (24304, 831960), (26040, 776496), (27342, 739520), (27732, 729120), (27776, 727965), (28224, 716410), (29760, 679434), (30380, 665568), (31248, 647080), (31360, 644769), (32354, 624960), (34665, 583296), (34720, 582372), (35280, 573128), (35712, 566195), (36456, 554640), (36976, 546840), (39060, 517664), (40320, 501487), (41598, 486080), (41664, 485310), (44640, 452956), (45570, 443712), (46220, 437472), (47040, 429846), (48531, 416640), (48608, 415980), (52080, 388248), (54684, 369760), (55464, 364560), (56448, 358205), (59520, 339717), (60760, 332784), (62496, 323540), (64708, 312480), (68355, 295808), (69330, 291648), (69440, 291186), (70560, 286564), (71641, 282240), (72912, 277320), (73952, 273420), (78120, 258832), (80885, 249984), (83196, 243040), (83328, 242655), (89280, 226478), (91140, 221856), (92440, 218736), (94080, 214923), (97062, 208320), (97216, 207990), (103995, 194432), (104160, 194124), (109368, 184880), (110928, 182280), (113239, 178560), (121520, 166392), (124992, 161770), (129416, 156240), (136710, 147904), (138660, 145824), (138880, 145593), (141120, 143282)]