126957440

素因数分解:

$2^7\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1217}}^1$

素因数の和:1399

約数の個数: 64

約数和(自身を含む): 305620560

約数和(自身を除く): 178663120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 163, 320, 326, 640, 652, 815, 1217, 1304, 1630, 2434, 2608, 3260, 4868, 5216, 6085, 6520, 9736, 10432, 12170, 13040, 19472, 20864, 24340, 26080, 38944, 48680, 52160, 77888, 97360, 104320, 155776, 194720, 198371, 389440, 396742, 778880, 793484, 991855, 1586968, 1983710, 3173936, 3967420, 6347872, 7934840, 12695744, 15869680, 25391488, 31739360, 63478720, 126957440]

約数ペア:

[(1, 126957440), (2, 63478720), (4, 31739360), (5, 25391488), (8, 15869680), (10, 12695744), (16, 7934840), (20, 6347872), (32, 3967420), (40, 3173936), (64, 1983710), (80, 1586968), (128, 991855), (160, 793484), (163, 778880), (320, 396742), (326, 389440), (640, 198371), (652, 194720), (815, 155776), (1217, 104320), (1304, 97360), (1630, 77888), (2434, 52160), (2608, 48680), (3260, 38944), (4868, 26080), (5216, 24340), (6085, 20864), (6520, 19472), (9736, 13040), (10432, 12170)]