77634540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13913}}^1$

素因数の和:13959

約数の個数: 72

約数和(自身を含む): 243105408

約数和(自身を除く): 165470868

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 13913, 27826, 41739, 55652, 69565, 83478, 125217, 139130, 166956, 208695, 250434, 278260, 417390, 431303, 500868, 626085, 834780, 862606, 1252170, 1293909, 1725212, 2156515, 2504340, 2587818, 3881727, 4313030, 5175636, 6469545, 7763454, 8626060, 12939090, 15526908, 19408635, 25878180, 38817270, 77634540]

約数ペア:

[(1, 77634540), (2, 38817270), (3, 25878180), (4, 19408635), (5, 15526908), (6, 12939090), (9, 8626060), (10, 7763454), (12, 6469545), (15, 5175636), (18, 4313030), (20, 3881727), (30, 2587818), (31, 2504340), (36, 2156515), (45, 1725212), (60, 1293909), (62, 1252170), (90, 862606), (93, 834780), (124, 626085), (155, 500868), (180, 431303), (186, 417390), (279, 278260), (310, 250434), (372, 208695), (465, 166956), (558, 139130), (620, 125217), (930, 83478), (1116, 69565), (1395, 55652), (1860, 41739), (2790, 27826), (5580, 13913)]