20279755440

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{563}}^1\times {\mathrm{1021}}^1$

素因数の和:1617

約数の個数: 360

約数和(自身を含む): 79444009008

約数和(自身を除く): 59164253568

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, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 563, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1021, 1126, 1176, 1260, 1470, 1680, 1689, 1764, 1960, 2042, 2205, 2252, 2352, 2520, 2815, 2940, 3063, 3378, 3528, 3920, 3941, 4084, 4410, 4504, 5040, 5067, 5105, 5630, 5880, 6126, 6756, 7056, 7147, 7882, 8168, 8445, 8820, 9008, 9189, 10134, 10210, 11260, 11760, 11823, 12252, 13512, 14294, 15315, 15764, 16336, 16890, 17640, 18378, 19705, 20268, 20420, 21441, 22520, 23646, 24504, 25335, 27024, 27587, 28588, 30630, 31528, 33780, 35280, 35469, 35735, 36756, 39410, 40536, 40840, 42882, 45040, 45945, 47292, 49008, 50029, 50670, 55174, 57176, 59115, 61260, 63056, 64323, 67560, 70938, 71470, 73512, 78820, 81072, 81680, 82761, 85764, 91890, 94584, 100058, 101340, 107205, 110348, 114352, 118230, 122520, 128646, 135120, 137935, 141876, 142940, 147024, 150087, 157640, 165522, 171528, 177345, 183780, 189168, 200116, 202680, 214410, 220696, 236460, 245040, 248283, 250145, 257292, 275870, 283752, 285880, 300174, 315280, 321615, 331044, 343056, 354690, 367560, 400232, 405360, 413805, 428820, 441392, 450261, 472920, 496566, 500290, 514584, 551740, 567504, 571760, 574823, 600348, 643230, 662088, 709380, 735120, 750435, 800464, 827610, 857640, 900522, 945840, 993132, 1000580, 1029168, 1103480, 1149646, 1200696, 1241415, 1286460, 1324176, 1418760, 1500870, 1655220, 1715280, 1724469, 1801044, 1986264, 2001160, 2206960, 2251305, 2299292, 2401392, 2482830, 2572920, 2837520, 2874115, 3001740, 3310440, 3448938, 3602088, 3972528, 4002320, 4023761, 4502610, 4598584, 4965660, 5145840, 5173407, 5748230, 6003480, 6620880, 6897876, 7204176, 8047522, 8622345, 9005220, 9197168, 9931320, 10346814, 11496460, 12006960, 12071283, 13795752, 16095044, 17244690, 18010440, 19862640, 20118805, 20693628, 22992920, 24142566, 25867035, 27591504, 28166327, 32190088, 34489380, 36020880, 36213849, 40237610, 41387256, 45985840, 48285132, 51734070, 56332654, 60356415, 64380176, 68978760, 72427698, 80475220, 82774512, 84498981, 96570264, 103468140, 112665308, 120712830, 137957520, 140831635, 144855396, 160950440, 168997962, 181069245, 193140528, 206936280, 225330616, 241425660, 253496943, 281663270, 289710792, 321900880, 337995924, 362138490, 413872560, 422494905, 450661232, 482851320, 506993886, 563326540, 579421584, 675991848, 724276980, 844989810, 965702640, 1013987772, 1126653080, 1267484715, 1351983696, 1448553960, 1689979620, 2027975544, 2253306160, 2534969430, 2897107920, 3379959240, 4055951088, 5069938860, 6759918480, 10139877720, 20279755440]

約数ペア:

[(1, 20279755440), (2, 10139877720), (3, 6759918480), (4, 5069938860), (5, 4055951088), (6, 3379959240), (7, 2897107920), (8, 2534969430), (9, 2253306160), (10, 2027975544), (12, 1689979620), (14, 1448553960), (15, 1351983696), (16, 1267484715), (18, 1126653080), (20, 1013987772), (21, 965702640), (24, 844989810), (28, 724276980), (30, 675991848), (35, 579421584), (36, 563326540), (40, 506993886), (42, 482851320), (45, 450661232), (48, 422494905), (49, 413872560), (56, 362138490), (60, 337995924), (63, 321900880), (70, 289710792), (72, 281663270), (80, 253496943), (84, 241425660), (90, 225330616), (98, 206936280), (105, 193140528), (112, 181069245), (120, 168997962), (126, 160950440), (140, 144855396), (144, 140831635), (147, 137957520), (168, 120712830), (180, 112665308), (196, 103468140), (210, 96570264), (240, 84498981), (245, 82774512), (252, 80475220), (280, 72427698), (294, 68978760), (315, 64380176), (336, 60356415), (360, 56332654), (392, 51734070), (420, 48285132), (441, 45985840), (490, 41387256), (504, 40237610), (560, 36213849), (563, 36020880), (588, 34489380), (630, 32190088), (720, 28166327), (735, 27591504), (784, 25867035), (840, 24142566), (882, 22992920), (980, 20693628), (1008, 20118805), (1021, 19862640), (1126, 18010440), (1176, 17244690), (1260, 16095044), (1470, 13795752), (1680, 12071283), (1689, 12006960), (1764, 11496460), (1960, 10346814), (2042, 9931320), (2205, 9197168), (2252, 9005220), (2352, 8622345), (2520, 8047522), (2815, 7204176), (2940, 6897876), (3063, 6620880), (3378, 6003480), (3528, 5748230), (3920, 5173407), (3941, 5145840), (4084, 4965660), (4410, 4598584), (4504, 4502610), (5040, 4023761), (5067, 4002320), (5105, 3972528), (5630, 3602088), (5880, 3448938), (6126, 3310440), (6756, 3001740), (7056, 2874115), (7147, 2837520), (7882, 2572920), (8168, 2482830), (8445, 2401392), (8820, 2299292), (9008, 2251305), (9189, 2206960), (10134, 2001160), (10210, 1986264), (11260, 1801044), (11760, 1724469), (11823, 1715280), (12252, 1655220), (13512, 1500870), (14294, 1418760), (15315, 1324176), (15764, 1286460), (16336, 1241415), (16890, 1200696), (17640, 1149646), (18378, 1103480), (19705, 1029168), (20268, 1000580), (20420, 993132), (21441, 945840), (22520, 900522), (23646, 857640), (24504, 827610), (25335, 800464), (27024, 750435), (27587, 735120), (28588, 709380), (30630, 662088), (31528, 643230), (33780, 600348), (35280, 574823), (35469, 571760), (35735, 567504), (36756, 551740), (39410, 514584), (40536, 500290), (40840, 496566), (42882, 472920), (45040, 450261), (45945, 441392), (47292, 428820), (49008, 413805), (50029, 405360), (50670, 400232), (55174, 367560), (57176, 354690), (59115, 343056), (61260, 331044), (63056, 321615), (64323, 315280), (67560, 300174), (70938, 285880), (71470, 283752), (73512, 275870), (78820, 257292), (81072, 250145), (81680, 248283), (82761, 245040), (85764, 236460), (91890, 220696), (94584, 214410), (100058, 202680), (101340, 200116), (107205, 189168), (110348, 183780), (114352, 177345), (118230, 171528), (122520, 165522), (128646, 157640), (135120, 150087), (137935, 147024), (141876, 142940)]