71877840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9661}}^1$

素因数の和:9708

約数の個数: 80

約数和(自身を含む): 230032896

約数和(自身を除く): 158155056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 9661, 19322, 28983, 38644, 48305, 57966, 77288, 96610, 115932, 144915, 154576, 193220, 231864, 289830, 299491, 386440, 463728, 579660, 598982, 772880, 898473, 1159320, 1197964, 1497455, 1796946, 2318640, 2395928, 2994910, 3593892, 4492365, 4791856, 5989820, 7187784, 8984730, 11979640, 14375568, 17969460, 23959280, 35938920, 71877840]

約数ペア:

[(1, 71877840), (2, 35938920), (3, 23959280), (4, 17969460), (5, 14375568), (6, 11979640), (8, 8984730), (10, 7187784), (12, 5989820), (15, 4791856), (16, 4492365), (20, 3593892), (24, 2994910), (30, 2395928), (31, 2318640), (40, 1796946), (48, 1497455), (60, 1197964), (62, 1159320), (80, 898473), (93, 772880), (120, 598982), (124, 579660), (155, 463728), (186, 386440), (240, 299491), (248, 289830), (310, 231864), (372, 193220), (465, 154576), (496, 144915), (620, 115932), (744, 96610), (930, 77288), (1240, 57966), (1488, 48305), (1860, 38644), (2480, 28983), (3720, 19322), (7440, 9661)]