20921750640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{743}}^1$

素因数の和:957

約数の個数: 480

約数和(自身を含む): 83127822336

約数和(自身を除く): 62206071696

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 37, 40, 42, 45, 48, 56, 60, 63, 70, 72, 74, 80, 84, 90, 105, 111, 112, 120, 126, 140, 144, 148, 151, 168, 180, 185, 210, 222, 240, 252, 259, 280, 296, 302, 315, 333, 336, 360, 370, 420, 444, 453, 504, 518, 555, 560, 592, 604, 630, 666, 720, 740, 743, 755, 777, 840, 888, 906, 1008, 1036, 1057, 1110, 1208, 1260, 1295, 1332, 1359, 1480, 1486, 1510, 1554, 1665, 1680, 1776, 1812, 2072, 2114, 2220, 2229, 2265, 2331, 2416, 2520, 2590, 2664, 2718, 2960, 2972, 3020, 3108, 3171, 3330, 3624, 3715, 3885, 4144, 4228, 4440, 4458, 4530, 4662, 5040, 5180, 5201, 5285, 5328, 5436, 5587, 5944, 6040, 6216, 6342, 6660, 6687, 6795, 7248, 7430, 7770, 8456, 8880, 8916, 9060, 9324, 9513, 10360, 10402, 10570, 10872, 11145, 11174, 11655, 11888, 12080, 12432, 12684, 13320, 13374, 13590, 14860, 15540, 15603, 15855, 16761, 16912, 17832, 18120, 18648, 19026, 20720, 20804, 21140, 21744, 22290, 22348, 23310, 25368, 26005, 26640, 26748, 27180, 27491, 27935, 29720, 31080, 31206, 31710, 33435, 33522, 35664, 36240, 37296, 38052, 39109, 41608, 42280, 44580, 44696, 46620, 46809, 47565, 50283, 50736, 52010, 53496, 54360, 54982, 55870, 59440, 62160, 62412, 63420, 66870, 67044, 76104, 78015, 78218, 82473, 83216, 83805, 84560, 89160, 89392, 93240, 93618, 95130, 100566, 104020, 106992, 108720, 109964, 111740, 112193, 117327, 124824, 126840, 133740, 134088, 137455, 152208, 156030, 156436, 164946, 167610, 178320, 186480, 187236, 190260, 192437, 195545, 201132, 208040, 219928, 223480, 224386, 234045, 234654, 247419, 249648, 251415, 253680, 267480, 268176, 274910, 312060, 312872, 329892, 335220, 336579, 351981, 374472, 380520, 384874, 391090, 402264, 412365, 416080, 439856, 446960, 448772, 468090, 469308, 494838, 502830, 534960, 549820, 560965, 577311, 586635, 624120, 625744, 659784, 670440, 673158, 703962, 748944, 761040, 769748, 782180, 785351, 804528, 824730, 897544, 936180, 938616, 962185, 989676, 1005660, 1009737, 1099640, 1121930, 1154622, 1173270, 1237095, 1248240, 1319568, 1340880, 1346316, 1407924, 1539496, 1564360, 1570702, 1649460, 1682895, 1731933, 1759905, 1795088, 1872360, 1877232, 1924370, 1979352, 2011320, 2019474, 2199280, 2243860, 2309244, 2346540, 2356053, 2474190, 2692632, 2815848, 2886555, 3078992, 3128720, 3141404, 3298920, 3365790, 3463866, 3519810, 3744720, 3848740, 3926755, 3958704, 4022640, 4038948, 4151141, 4487720, 4618488, 4693080, 4712106, 4948380, 5048685, 5385264, 5631696, 5773110, 6282808, 6597840, 6731580, 6927732, 7039620, 7068159, 7697480, 7853510, 8077896, 8302282, 8659665, 8975440, 9236976, 9386160, 9424212, 9896760, 10097370, 11546220, 11780265, 12453423, 12565616, 13463160, 13855464, 14079240, 14136318, 15394960, 15707020, 16155792, 16604564, 17319330, 18848424, 19793520, 20194740, 20755705, 23092440, 23560530, 24906846, 26926320, 27710928, 28158480, 28272636, 29057987, 31414040, 33209128, 34638660, 35340795, 37360269, 37696848, 40389480, 41511410, 46184880, 47121060, 49813692, 56545272, 58115974, 62267115, 62828080, 66418256, 69277320, 70681590, 74720538, 80778960, 83022820, 87173961, 94242120, 99627384, 113090544, 116231948, 124534230, 138554640, 141363180, 145289935, 149441076, 166045640, 174347922, 186801345, 188484240, 199254768, 232463896, 249068460, 261521883, 282726360, 290579870, 298882152, 332091280, 348695844, 373602690, 435869805, 464927792, 498136920, 523043766, 565452720, 581159740, 597764304, 697391688, 747205380, 871739610, 996273840, 1046087532, 1162319480, 1307609415, 1394783376, 1494410760, 1743479220, 2092175064, 2324638960, 2615218830, 2988821520, 3486958440, 4184350128, 5230437660, 6973916880, 10460875320, 20921750640]

約数ペア:

[(1, 20921750640), (2, 10460875320), (3, 6973916880), (4, 5230437660), (5, 4184350128), (6, 3486958440), (7, 2988821520), (8, 2615218830), (9, 2324638960), (10, 2092175064), (12, 1743479220), (14, 1494410760), (15, 1394783376), (16, 1307609415), (18, 1162319480), (20, 1046087532), (21, 996273840), (24, 871739610), (28, 747205380), (30, 697391688), (35, 597764304), (36, 581159740), (37, 565452720), (40, 523043766), (42, 498136920), (45, 464927792), (48, 435869805), (56, 373602690), (60, 348695844), (63, 332091280), (70, 298882152), (72, 290579870), (74, 282726360), (80, 261521883), (84, 249068460), (90, 232463896), (105, 199254768), (111, 188484240), (112, 186801345), (120, 174347922), (126, 166045640), (140, 149441076), (144, 145289935), (148, 141363180), (151, 138554640), (168, 124534230), (180, 116231948), (185, 113090544), (210, 99627384), (222, 94242120), (240, 87173961), (252, 83022820), (259, 80778960), (280, 74720538), (296, 70681590), (302, 69277320), (315, 66418256), (333, 62828080), (336, 62267115), (360, 58115974), (370, 56545272), (420, 49813692), (444, 47121060), (453, 46184880), (504, 41511410), (518, 40389480), (555, 37696848), (560, 37360269), (592, 35340795), (604, 34638660), (630, 33209128), (666, 31414040), (720, 29057987), (740, 28272636), (743, 28158480), (755, 27710928), (777, 26926320), (840, 24906846), (888, 23560530), (906, 23092440), (1008, 20755705), (1036, 20194740), (1057, 19793520), (1110, 18848424), (1208, 17319330), (1260, 16604564), (1295, 16155792), (1332, 15707020), (1359, 15394960), (1480, 14136318), (1486, 14079240), (1510, 13855464), (1554, 13463160), (1665, 12565616), (1680, 12453423), (1776, 11780265), (1812, 11546220), (2072, 10097370), (2114, 9896760), (2220, 9424212), (2229, 9386160), (2265, 9236976), (2331, 8975440), (2416, 8659665), (2520, 8302282), (2590, 8077896), (2664, 7853510), (2718, 7697480), (2960, 7068159), (2972, 7039620), (3020, 6927732), (3108, 6731580), (3171, 6597840), (3330, 6282808), (3624, 5773110), (3715, 5631696), (3885, 5385264), (4144, 5048685), (4228, 4948380), (4440, 4712106), (4458, 4693080), (4530, 4618488), (4662, 4487720), (5040, 4151141), (5180, 4038948), (5201, 4022640), (5285, 3958704), (5328, 3926755), (5436, 3848740), (5587, 3744720), (5944, 3519810), (6040, 3463866), (6216, 3365790), (6342, 3298920), (6660, 3141404), (6687, 3128720), (6795, 3078992), (7248, 2886555), (7430, 2815848), (7770, 2692632), (8456, 2474190), (8880, 2356053), (8916, 2346540), (9060, 2309244), (9324, 2243860), (9513, 2199280), (10360, 2019474), (10402, 2011320), (10570, 1979352), (10872, 1924370), (11145, 1877232), (11174, 1872360), (11655, 1795088), (11888, 1759905), (12080, 1731933), (12432, 1682895), (12684, 1649460), (13320, 1570702), (13374, 1564360), (13590, 1539496), (14860, 1407924), (15540, 1346316), (15603, 1340880), (15855, 1319568), (16761, 1248240), (16912, 1237095), (17832, 1173270), (18120, 1154622), (18648, 1121930), (19026, 1099640), (20720, 1009737), (20804, 1005660), (21140, 989676), (21744, 962185), (22290, 938616), (22348, 936180), (23310, 897544), (25368, 824730), (26005, 804528), (26640, 785351), (26748, 782180), (27180, 769748), (27491, 761040), (27935, 748944), (29720, 703962), (31080, 673158), (31206, 670440), (31710, 659784), (33435, 625744), (33522, 624120), (35664, 586635), (36240, 577311), (37296, 560965), (38052, 549820), (39109, 534960), (41608, 502830), (42280, 494838), (44580, 469308), (44696, 468090), (46620, 448772), (46809, 446960), (47565, 439856), (50283, 416080), (50736, 412365), (52010, 402264), (53496, 391090), (54360, 384874), (54982, 380520), (55870, 374472), (59440, 351981), (62160, 336579), (62412, 335220), (63420, 329892), (66870, 312872), (67044, 312060), (76104, 274910), (78015, 268176), (78218, 267480), (82473, 253680), (83216, 251415), (83805, 249648), (84560, 247419), (89160, 234654), (89392, 234045), (93240, 224386), (93618, 223480), (95130, 219928), (100566, 208040), (104020, 201132), (106992, 195545), (108720, 192437), (109964, 190260), (111740, 187236), (112193, 186480), (117327, 178320), (124824, 167610), (126840, 164946), (133740, 156436), (134088, 156030), (137455, 152208)]