123178920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{27743}}^1$

素因数の和:27794

約数の個数: 64

約数和(自身を含む): 379537920

約数和(自身を除く): 256359000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 444, 555, 740, 888, 1110, 1480, 2220, 4440, 27743, 55486, 83229, 110972, 138715, 166458, 221944, 277430, 332916, 416145, 554860, 665832, 832290, 1026491, 1109720, 1664580, 2052982, 3079473, 3329160, 4105964, 5132455, 6158946, 8211928, 10264910, 12317892, 15397365, 20529820, 24635784, 30794730, 41059640, 61589460, 123178920]

約数ペア:

[(1, 123178920), (2, 61589460), (3, 41059640), (4, 30794730), (5, 24635784), (6, 20529820), (8, 15397365), (10, 12317892), (12, 10264910), (15, 8211928), (20, 6158946), (24, 5132455), (30, 4105964), (37, 3329160), (40, 3079473), (60, 2052982), (74, 1664580), (111, 1109720), (120, 1026491), (148, 832290), (185, 665832), (222, 554860), (296, 416145), (370, 332916), (444, 277430), (555, 221944), (740, 166458), (888, 138715), (1110, 110972), (1480, 83229), (2220, 55486), (4440, 27743)]