79453620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:566

約数の個数: 144

約数和(自身を含む): 257886720

約数和(自身を除く): 178433100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 31, 36, 45, 58, 60, 62, 87, 90, 93, 116, 124, 145, 155, 174, 180, 186, 261, 279, 290, 310, 348, 372, 435, 465, 491, 522, 558, 580, 620, 870, 899, 930, 982, 1044, 1116, 1305, 1395, 1473, 1740, 1798, 1860, 1964, 2455, 2610, 2697, 2790, 2946, 3596, 4419, 4495, 4910, 5220, 5394, 5580, 5892, 7365, 8091, 8838, 8990, 9820, 10788, 13485, 14239, 14730, 15221, 16182, 17676, 17980, 22095, 26970, 28478, 29460, 30442, 32364, 40455, 42717, 44190, 45663, 53940, 56956, 60884, 71195, 76105, 80910, 85434, 88380, 91326, 128151, 136989, 142390, 152210, 161820, 170868, 182652, 213585, 228315, 256302, 273978, 284780, 304420, 427170, 441409, 456630, 512604, 547956, 640755, 684945, 854340, 882818, 913260, 1281510, 1324227, 1369890, 1765636, 2207045, 2563020, 2648454, 2739780, 3972681, 4414090, 5296908, 6621135, 7945362, 8828180, 13242270, 15890724, 19863405, 26484540, 39726810, 79453620]

約数ペア:

[(1, 79453620), (2, 39726810), (3, 26484540), (4, 19863405), (5, 15890724), (6, 13242270), (9, 8828180), (10, 7945362), (12, 6621135), (15, 5296908), (18, 4414090), (20, 3972681), (29, 2739780), (30, 2648454), (31, 2563020), (36, 2207045), (45, 1765636), (58, 1369890), (60, 1324227), (62, 1281510), (87, 913260), (90, 882818), (93, 854340), (116, 684945), (124, 640755), (145, 547956), (155, 512604), (174, 456630), (180, 441409), (186, 427170), (261, 304420), (279, 284780), (290, 273978), (310, 256302), (348, 228315), (372, 213585), (435, 182652), (465, 170868), (491, 161820), (522, 152210), (558, 142390), (580, 136989), (620, 128151), (870, 91326), (899, 88380), (930, 85434), (982, 80910), (1044, 76105), (1116, 71195), (1305, 60884), (1395, 56956), (1473, 53940), (1740, 45663), (1798, 44190), (1860, 42717), (1964, 40455), (2455, 32364), (2610, 30442), (2697, 29460), (2790, 28478), (2946, 26970), (3596, 22095), (4419, 17980), (4495, 17676), (4910, 16182), (5220, 15221), (5394, 14730), (5580, 14239), (5892, 13485), (7365, 10788), (8091, 9820), (8838, 8990)]