187329740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{2917}}^1$

素因数の和:2971

約数の個数: 72

約数和(自身を含む): 448554960

約数和(自身を除く): 261225220

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 169, 190, 247, 260, 338, 380, 494, 676, 845, 988, 1235, 1690, 2470, 2917, 3211, 3380, 4940, 5834, 6422, 11668, 12844, 14585, 16055, 29170, 32110, 37921, 55423, 58340, 64220, 75842, 110846, 151684, 189605, 221692, 277115, 379210, 492973, 554230, 720499, 758420, 985946, 1108460, 1440998, 1971892, 2464865, 2881996, 3602495, 4929730, 7204990, 9366487, 9859460, 14409980, 18732974, 37465948, 46832435, 93664870, 187329740]

約数ペア:

[(1, 187329740), (2, 93664870), (4, 46832435), (5, 37465948), (10, 18732974), (13, 14409980), (19, 9859460), (20, 9366487), (26, 7204990), (38, 4929730), (52, 3602495), (65, 2881996), (76, 2464865), (95, 1971892), (130, 1440998), (169, 1108460), (190, 985946), (247, 758420), (260, 720499), (338, 554230), (380, 492973), (494, 379210), (676, 277115), (845, 221692), (988, 189605), (1235, 151684), (1690, 110846), (2470, 75842), (2917, 64220), (3211, 58340), (3380, 55423), (4940, 37921), (5834, 32110), (6422, 29170), (11668, 16055), (12844, 14585)]