128851560

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{39769}}^1$

素因数の和:39792

約数の個数: 80

約数和(自身を含む): 433095300

約数和(自身を除く): 304243740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 39769, 79538, 119307, 159076, 198845, 238614, 318152, 357921, 397690, 477228, 596535, 715842, 795380, 954456, 1073763, 1193070, 1431684, 1590760, 1789605, 2147526, 2386140, 2863368, 3221289, 3579210, 4295052, 4772280, 5368815, 6442578, 7158420, 8590104, 10737630, 12885156, 14316840, 16106445, 21475260, 25770312, 32212890, 42950520, 64425780, 128851560]

約数ペア:

[(1, 128851560), (2, 64425780), (3, 42950520), (4, 32212890), (5, 25770312), (6, 21475260), (8, 16106445), (9, 14316840), (10, 12885156), (12, 10737630), (15, 8590104), (18, 7158420), (20, 6442578), (24, 5368815), (27, 4772280), (30, 4295052), (36, 3579210), (40, 3221289), (45, 2863368), (54, 2386140), (60, 2147526), (72, 1789605), (81, 1590760), (90, 1431684), (108, 1193070), (120, 1073763), (135, 954456), (162, 795380), (180, 715842), (216, 596535), (270, 477228), (324, 397690), (360, 357921), (405, 318152), (540, 238614), (648, 198845), (810, 159076), (1080, 119307), (1620, 79538), (3240, 39769)]