61779280

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{859}}^1$

素因数の和:932

約数の個数: 80

約数和(自身を含む): 153561600

約数和(自身を除く): 91782320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 40, 58, 62, 80, 116, 124, 145, 155, 232, 248, 290, 310, 464, 496, 580, 620, 859, 899, 1160, 1240, 1718, 1798, 2320, 2480, 3436, 3596, 4295, 4495, 6872, 7192, 8590, 8990, 13744, 14384, 17180, 17980, 24911, 26629, 34360, 35960, 49822, 53258, 68720, 71920, 99644, 106516, 124555, 133145, 199288, 213032, 249110, 266290, 398576, 426064, 498220, 532580, 772241, 996440, 1065160, 1544482, 1992880, 2130320, 3088964, 3861205, 6177928, 7722410, 12355856, 15444820, 30889640, 61779280]

約数ペア:

[(1, 61779280), (2, 30889640), (4, 15444820), (5, 12355856), (8, 7722410), (10, 6177928), (16, 3861205), (20, 3088964), (29, 2130320), (31, 1992880), (40, 1544482), (58, 1065160), (62, 996440), (80, 772241), (116, 532580), (124, 498220), (145, 426064), (155, 398576), (232, 266290), (248, 249110), (290, 213032), (310, 199288), (464, 133145), (496, 124555), (580, 106516), (620, 99644), (859, 71920), (899, 68720), (1160, 53258), (1240, 49822), (1718, 35960), (1798, 34360), (2320, 26629), (2480, 24911), (3436, 17980), (3596, 17180), (4295, 14384), (4495, 13744), (6872, 8990), (7192, 8590)]