156967287280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{21521}}^1$

素因数の和:21755

約数の個数: 160

約数和(自身を含む): 401205892608

約数和(自身を除く): 244238605328

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 62, 68, 80, 85, 124, 136, 155, 170, 173, 248, 272, 310, 340, 346, 496, 527, 620, 680, 692, 865, 1054, 1240, 1360, 1384, 1730, 2108, 2480, 2635, 2768, 2941, 3460, 4216, 5270, 5363, 5882, 6920, 8432, 10540, 10726, 11764, 13840, 14705, 21080, 21452, 21521, 23528, 26815, 29410, 42160, 42904, 43042, 47056, 53630, 58820, 85808, 86084, 91171, 107260, 107605, 117640, 172168, 182342, 214520, 215210, 235280, 344336, 364684, 365857, 429040, 430420, 455855, 667151, 729368, 731714, 860840, 911710, 1334302, 1458736, 1463428, 1721680, 1823420, 1829285, 2668604, 2926856, 3335755, 3646840, 3658570, 3723133, 5337208, 5853712, 6671510, 7293680, 7317140, 7446266, 10674416, 11341567, 13343020, 14634280, 14892532, 18615665, 22683134, 26686040, 29268560, 29785064, 37231330, 45366268, 53372080, 56707835, 59570128, 63293261, 74462660, 90732536, 113415670, 115417123, 126586522, 148925320, 181465072, 226831340, 230834246, 253173044, 297850640, 316466305, 453662680, 461668492, 506346088, 577085615, 632932610, 907325360, 923336984, 1012692176, 1154171230, 1265865220, 1846673968, 1962091091, 2308342460, 2531730440, 3924182182, 4616684920, 5063460880, 7848364364, 9233369840, 9810455455, 15696728728, 19620910910, 31393457456, 39241821820, 78483643640, 156967287280]

約数ペア:

[(1, 156967287280), (2, 78483643640), (4, 39241821820), (5, 31393457456), (8, 19620910910), (10, 15696728728), (16, 9810455455), (17, 9233369840), (20, 7848364364), (31, 5063460880), (34, 4616684920), (40, 3924182182), (62, 2531730440), (68, 2308342460), (80, 1962091091), (85, 1846673968), (124, 1265865220), (136, 1154171230), (155, 1012692176), (170, 923336984), (173, 907325360), (248, 632932610), (272, 577085615), (310, 506346088), (340, 461668492), (346, 453662680), (496, 316466305), (527, 297850640), (620, 253173044), (680, 230834246), (692, 226831340), (865, 181465072), (1054, 148925320), (1240, 126586522), (1360, 115417123), (1384, 113415670), (1730, 90732536), (2108, 74462660), (2480, 63293261), (2635, 59570128), (2768, 56707835), (2941, 53372080), (3460, 45366268), (4216, 37231330), (5270, 29785064), (5363, 29268560), (5882, 26686040), (6920, 22683134), (8432, 18615665), (10540, 14892532), (10726, 14634280), (11764, 13343020), (13840, 11341567), (14705, 10674416), (21080, 7446266), (21452, 7317140), (21521, 7293680), (23528, 6671510), (26815, 5853712), (29410, 5337208), (42160, 3723133), (42904, 3658570), (43042, 3646840), (47056, 3335755), (53630, 2926856), (58820, 2668604), (85808, 1829285), (86084, 1823420), (91171, 1721680), (107260, 1463428), (107605, 1458736), (117640, 1334302), (172168, 911710), (182342, 860840), (214520, 731714), (215210, 729368), (235280, 667151), (344336, 455855), (364684, 430420), (365857, 429040)]