20161993680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{28002769}}^1$

素因数の和:28002788

約数の個数: 60

約数和(自身を含む): 67710697860

約数和(自身を除く): 47548704180

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 28002769, 56005538, 84008307, 112011076, 140013845, 168016614, 224022152, 252024921, 280027690, 336033228, 420041535, 448044304, 504049842, 560055380, 672066456, 840083070, 1008099684, 1120110760, 1260124605, 1344132912, 1680166140, 2016199368, 2240221520, 2520249210, 3360332280, 4032398736, 5040498420, 6720664560, 10080996840, 20161993680]

約数ペア:

[(1, 20161993680), (2, 10080996840), (3, 6720664560), (4, 5040498420), (5, 4032398736), (6, 3360332280), (8, 2520249210), (9, 2240221520), (10, 2016199368), (12, 1680166140), (15, 1344132912), (16, 1260124605), (18, 1120110760), (20, 1008099684), (24, 840083070), (30, 672066456), (36, 560055380), (40, 504049842), (45, 448044304), (48, 420041535), (60, 336033228), (72, 280027690), (80, 252024921), (90, 224022152), (120, 168016614), (144, 140013845), (180, 112011076), (240, 84008307), (360, 56005538), (720, 28002769)]