15717840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{829}}^1$

素因数の和:924

約数の個数: 80

約数和(自身を含む): 49401600

約数和(自身を除く): 33683760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 158, 237, 240, 316, 395, 474, 632, 790, 829, 948, 1185, 1264, 1580, 1658, 1896, 2370, 2487, 3160, 3316, 3792, 4145, 4740, 4974, 6320, 6632, 8290, 9480, 9948, 12435, 13264, 16580, 18960, 19896, 24870, 33160, 39792, 49740, 65491, 66320, 99480, 130982, 196473, 198960, 261964, 327455, 392946, 523928, 654910, 785892, 982365, 1047856, 1309820, 1571784, 1964730, 2619640, 3143568, 3929460, 5239280, 7858920, 15717840]

約数ペア:

[(1, 15717840), (2, 7858920), (3, 5239280), (4, 3929460), (5, 3143568), (6, 2619640), (8, 1964730), (10, 1571784), (12, 1309820), (15, 1047856), (16, 982365), (20, 785892), (24, 654910), (30, 523928), (40, 392946), (48, 327455), (60, 261964), (79, 198960), (80, 196473), (120, 130982), (158, 99480), (237, 66320), (240, 65491), (316, 49740), (395, 39792), (474, 33160), (632, 24870), (790, 19896), (829, 18960), (948, 16580), (1185, 13264), (1264, 12435), (1580, 9948), (1658, 9480), (1896, 8290), (2370, 6632), (2487, 6320), (3160, 4974), (3316, 4740), (3792, 4145)]