78516180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{14071}}^1$

素因数の和:14117

約数の個数: 72

約数和(自身を含む): 245865984

約数和(自身を除く): 167349804

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, 14071, 28142, 42213, 56284, 70355, 84426, 126639, 140710, 168852, 211065, 253278, 281420, 422130, 436201, 506556, 633195, 844260, 872402, 1266390, 1308603, 1744804, 2181005, 2532780, 2617206, 3925809, 4362010, 5234412, 6543015, 7851618, 8724020, 13086030, 15703236, 19629045, 26172060, 39258090, 78516180]

約数ペア:

[(1, 78516180), (2, 39258090), (3, 26172060), (4, 19629045), (5, 15703236), (6, 13086030), (9, 8724020), (10, 7851618), (12, 6543015), (15, 5234412), (18, 4362010), (20, 3925809), (30, 2617206), (31, 2532780), (36, 2181005), (45, 1744804), (60, 1308603), (62, 1266390), (90, 872402), (93, 844260), (124, 633195), (155, 506556), (180, 436201), (186, 422130), (279, 281420), (310, 253278), (372, 211065), (465, 168852), (558, 140710), (620, 126639), (930, 84426), (1116, 70355), (1395, 56284), (1860, 42213), (2790, 28142), (5580, 14071)]