28648080

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{4421}}^1$

素因数の和:4446

約数の個数: 100

約数和(自身を含む): 99521532

約数和(自身を除く): 70873452

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 4421, 6480, 8842, 13263, 17684, 22105, 26526, 35368, 39789, 44210, 53052, 66315, 70736, 79578, 88420, 106104, 119367, 132630, 159156, 176840, 198945, 212208, 238734, 265260, 318312, 353680, 358101, 397890, 477468, 530520, 596835, 636624, 716202, 795780, 954936, 1061040, 1193670, 1432404, 1591560, 1790505, 1909872, 2387340, 2864808, 3183120, 3581010, 4774680, 5729616, 7162020, 9549360, 14324040, 28648080]

約数ペア:

[(1, 28648080), (2, 14324040), (3, 9549360), (4, 7162020), (5, 5729616), (6, 4774680), (8, 3581010), (9, 3183120), (10, 2864808), (12, 2387340), (15, 1909872), (16, 1790505), (18, 1591560), (20, 1432404), (24, 1193670), (27, 1061040), (30, 954936), (36, 795780), (40, 716202), (45, 636624), (48, 596835), (54, 530520), (60, 477468), (72, 397890), (80, 358101), (81, 353680), (90, 318312), (108, 265260), (120, 238734), (135, 212208), (144, 198945), (162, 176840), (180, 159156), (216, 132630), (240, 119367), (270, 106104), (324, 88420), (360, 79578), (405, 70736), (432, 66315), (540, 53052), (648, 44210), (720, 39789), (810, 35368), (1080, 26526), (1296, 22105), (1620, 17684), (2160, 13263), (3240, 8842), (4421, 6480)]