128413680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{14461}}^1$

素因数の和:14514

約数の個数: 80

約数和(自身を含む): 408869664

約数和(自身を除く): 280455984

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 148, 185, 222, 240, 296, 370, 444, 555, 592, 740, 888, 1110, 1480, 1776, 2220, 2960, 4440, 8880, 14461, 28922, 43383, 57844, 72305, 86766, 115688, 144610, 173532, 216915, 231376, 289220, 347064, 433830, 535057, 578440, 694128, 867660, 1070114, 1156880, 1605171, 1735320, 2140228, 2675285, 3210342, 3470640, 4280456, 5350570, 6420684, 8025855, 8560912, 10701140, 12841368, 16051710, 21402280, 25682736, 32103420, 42804560, 64206840, 128413680]

約数ペア:

[(1, 128413680), (2, 64206840), (3, 42804560), (4, 32103420), (5, 25682736), (6, 21402280), (8, 16051710), (10, 12841368), (12, 10701140), (15, 8560912), (16, 8025855), (20, 6420684), (24, 5350570), (30, 4280456), (37, 3470640), (40, 3210342), (48, 2675285), (60, 2140228), (74, 1735320), (80, 1605171), (111, 1156880), (120, 1070114), (148, 867660), (185, 694128), (222, 578440), (240, 535057), (296, 433830), (370, 347064), (444, 289220), (555, 231376), (592, 216915), (740, 173532), (888, 144610), (1110, 115688), (1480, 86766), (1776, 72305), (2220, 57844), (2960, 43383), (4440, 28922), (8880, 14461)]