123567290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{383}}^1\times {\mathrm{419}}^1$

素因数の和:827

約数の個数: 64

約数和(自身を含む): 278691840

約数和(自身を除く): 155124550

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 383, 385, 419, 766, 770, 838, 1915, 2095, 2681, 2933, 3830, 4190, 4213, 4609, 5362, 5866, 8426, 9218, 13405, 14665, 21065, 23045, 26810, 29330, 29491, 32263, 42130, 46090, 58982, 64526, 147455, 160477, 161315, 294910, 320954, 322630, 802385, 1123339, 1604770, 1765247, 2246678, 3530494, 5616695, 8826235, 11233390, 12356729, 17652470, 24713458, 61783645, 123567290]

約数ペア:

[(1, 123567290), (2, 61783645), (5, 24713458), (7, 17652470), (10, 12356729), (11, 11233390), (14, 8826235), (22, 5616695), (35, 3530494), (55, 2246678), (70, 1765247), (77, 1604770), (110, 1123339), (154, 802385), (383, 322630), (385, 320954), (419, 294910), (766, 161315), (770, 160477), (838, 147455), (1915, 64526), (2095, 58982), (2681, 46090), (2933, 42130), (3830, 32263), (4190, 29491), (4213, 29330), (4609, 26810), (5362, 23045), (5866, 21065), (8426, 14665), (9218, 13405)]