15877660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:151

約数の個数: 72

約数和(自身を含む): 36825264

約数和(自身を除く): 20947604

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 67, 68, 82, 85, 134, 164, 170, 205, 268, 289, 335, 340, 410, 578, 670, 697, 820, 1139, 1156, 1340, 1394, 1445, 2278, 2747, 2788, 2890, 3485, 4556, 5494, 5695, 5780, 6970, 10988, 11390, 11849, 13735, 13940, 19363, 22780, 23698, 27470, 38726, 46699, 47396, 54940, 59245, 77452, 93398, 96815, 118490, 186796, 193630, 233495, 236980, 387260, 466990, 793883, 933980, 1587766, 3175532, 3969415, 7938830, 15877660]

約数ペア:

[(1, 15877660), (2, 7938830), (4, 3969415), (5, 3175532), (10, 1587766), (17, 933980), (20, 793883), (34, 466990), (41, 387260), (67, 236980), (68, 233495), (82, 193630), (85, 186796), (134, 118490), (164, 96815), (170, 93398), (205, 77452), (268, 59245), (289, 54940), (335, 47396), (340, 46699), (410, 38726), (578, 27470), (670, 23698), (697, 22780), (820, 19363), (1139, 13940), (1156, 13735), (1340, 11849), (1394, 11390), (1445, 10988), (2278, 6970), (2747, 5780), (2788, 5695), (2890, 5494), (3485, 4556)]