20383609680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{8237}}^1$

素因数の和:8754

約数の個数: 240

約数和(自身を含む): 78403089024

約数和(自身を除く): 58019479344

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, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 491, 504, 560, 630, 720, 840, 982, 1008, 1260, 1473, 1680, 1964, 2455, 2520, 2946, 3437, 3928, 4419, 4910, 5040, 5892, 6874, 7365, 7856, 8237, 8838, 9820, 10311, 11784, 13748, 14730, 16474, 17185, 17676, 19640, 20622, 22095, 23568, 24711, 27496, 29460, 30933, 32948, 34370, 35352, 39280, 41185, 41244, 44190, 49422, 51555, 54992, 57659, 58920, 61866, 65896, 68740, 70704, 74133, 82370, 82488, 88380, 98844, 103110, 115318, 117840, 123555, 123732, 131792, 137480, 148266, 154665, 164740, 164976, 172977, 176760, 197688, 206220, 230636, 247110, 247464, 274960, 288295, 296532, 309330, 329480, 345954, 353520, 370665, 395376, 412440, 461272, 494220, 494928, 518931, 576590, 593064, 618660, 658960, 691908, 741330, 824880, 864885, 922544, 988440, 1037862, 1153180, 1186128, 1237320, 1383816, 1482660, 1729770, 1976880, 2075724, 2306360, 2474640, 2594655, 2767632, 2965320, 3459540, 4044367, 4151448, 4612720, 5189310, 5930640, 6919080, 8088734, 8302896, 10378620, 12133101, 13838160, 16177468, 20221835, 20757240, 24266202, 28310569, 32354936, 36399303, 40443670, 41514480, 48532404, 56621138, 60665505, 64709872, 72798606, 80887340, 84931707, 97064808, 113242276, 121331010, 141552845, 145597212, 161774680, 169863414, 181996515, 194129616, 226484552, 242662020, 254795121, 283105690, 291194424, 323549360, 339726828, 363993030, 424658535, 452969104, 485324040, 509590242, 566211380, 582388848, 679453656, 727986060, 849317070, 970648080, 1019180484, 1132422760, 1273975605, 1358907312, 1455972120, 1698634140, 2038360968, 2264845520, 2547951210, 2911944240, 3397268280, 4076721936, 5095902420, 6794536560, 10191804840, 20383609680]

約数ペア:

[(1, 20383609680), (2, 10191804840), (3, 6794536560), (4, 5095902420), (5, 4076721936), (6, 3397268280), (7, 2911944240), (8, 2547951210), (9, 2264845520), (10, 2038360968), (12, 1698634140), (14, 1455972120), (15, 1358907312), (16, 1273975605), (18, 1132422760), (20, 1019180484), (21, 970648080), (24, 849317070), (28, 727986060), (30, 679453656), (35, 582388848), (36, 566211380), (40, 509590242), (42, 485324040), (45, 452969104), (48, 424658535), (56, 363993030), (60, 339726828), (63, 323549360), (70, 291194424), (72, 283105690), (80, 254795121), (84, 242662020), (90, 226484552), (105, 194129616), (112, 181996515), (120, 169863414), (126, 161774680), (140, 145597212), (144, 141552845), (168, 121331010), (180, 113242276), (210, 97064808), (240, 84931707), (252, 80887340), (280, 72798606), (315, 64709872), (336, 60665505), (360, 56621138), (420, 48532404), (491, 41514480), (504, 40443670), (560, 36399303), (630, 32354936), (720, 28310569), (840, 24266202), (982, 20757240), (1008, 20221835), (1260, 16177468), (1473, 13838160), (1680, 12133101), (1964, 10378620), (2455, 8302896), (2520, 8088734), (2946, 6919080), (3437, 5930640), (3928, 5189310), (4419, 4612720), (4910, 4151448), (5040, 4044367), (5892, 3459540), (6874, 2965320), (7365, 2767632), (7856, 2594655), (8237, 2474640), (8838, 2306360), (9820, 2075724), (10311, 1976880), (11784, 1729770), (13748, 1482660), (14730, 1383816), (16474, 1237320), (17185, 1186128), (17676, 1153180), (19640, 1037862), (20622, 988440), (22095, 922544), (23568, 864885), (24711, 824880), (27496, 741330), (29460, 691908), (30933, 658960), (32948, 618660), (34370, 593064), (35352, 576590), (39280, 518931), (41185, 494928), (41244, 494220), (44190, 461272), (49422, 412440), (51555, 395376), (54992, 370665), (57659, 353520), (58920, 345954), (61866, 329480), (65896, 309330), (68740, 296532), (70704, 288295), (74133, 274960), (82370, 247464), (82488, 247110), (88380, 230636), (98844, 206220), (103110, 197688), (115318, 176760), (117840, 172977), (123555, 164976), (123732, 164740), (131792, 154665), (137480, 148266)]