7855120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1$

素因数の和:129

約数の個数: 120

約数和(自身を含む): 22873536

約数和(自身を除く): 15018416

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 83, 91, 104, 112, 130, 140, 166, 169, 182, 208, 260, 280, 332, 338, 364, 415, 455, 520, 560, 581, 664, 676, 728, 830, 845, 910, 1040, 1079, 1162, 1183, 1328, 1352, 1456, 1660, 1690, 1820, 2158, 2324, 2366, 2704, 2905, 3320, 3380, 3640, 4316, 4648, 4732, 5395, 5810, 5915, 6640, 6760, 7280, 7553, 8632, 9296, 9464, 10790, 11620, 11830, 13520, 14027, 15106, 17264, 18928, 21580, 23240, 23660, 28054, 30212, 37765, 43160, 46480, 47320, 56108, 60424, 70135, 75530, 86320, 94640, 98189, 112216, 120848, 140270, 151060, 196378, 224432, 280540, 302120, 392756, 490945, 561080, 604240, 785512, 981890, 1122160, 1571024, 1963780, 3927560, 7855120]

約数ペア:

[(1, 7855120), (2, 3927560), (4, 1963780), (5, 1571024), (7, 1122160), (8, 981890), (10, 785512), (13, 604240), (14, 561080), (16, 490945), (20, 392756), (26, 302120), (28, 280540), (35, 224432), (40, 196378), (52, 151060), (56, 140270), (65, 120848), (70, 112216), (80, 98189), (83, 94640), (91, 86320), (104, 75530), (112, 70135), (130, 60424), (140, 56108), (166, 47320), (169, 46480), (182, 43160), (208, 37765), (260, 30212), (280, 28054), (332, 23660), (338, 23240), (364, 21580), (415, 18928), (455, 17264), (520, 15106), (560, 14027), (581, 13520), (664, 11830), (676, 11620), (728, 10790), (830, 9464), (845, 9296), (910, 8632), (1040, 7553), (1079, 7280), (1162, 6760), (1183, 6640), (1328, 5915), (1352, 5810), (1456, 5395), (1660, 4732), (1690, 4648), (1820, 4316), (2158, 3640), (2324, 3380), (2366, 3320), (2704, 2905)]