78432360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{2129}}^1$

素因数の和:2450

約数の個数: 64

約数和(自身を含む): 236174400

約数和(自身を除く): 157742040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 307, 614, 921, 1228, 1535, 1842, 2129, 2456, 3070, 3684, 4258, 4605, 6140, 6387, 7368, 8516, 9210, 10645, 12280, 12774, 17032, 18420, 21290, 25548, 31935, 36840, 42580, 51096, 63870, 85160, 127740, 255480, 653603, 1307206, 1960809, 2614412, 3268015, 3921618, 5228824, 6536030, 7843236, 9804045, 13072060, 15686472, 19608090, 26144120, 39216180, 78432360]

約数ペア:

[(1, 78432360), (2, 39216180), (3, 26144120), (4, 19608090), (5, 15686472), (6, 13072060), (8, 9804045), (10, 7843236), (12, 6536030), (15, 5228824), (20, 3921618), (24, 3268015), (30, 2614412), (40, 1960809), (60, 1307206), (120, 653603), (307, 255480), (614, 127740), (921, 85160), (1228, 63870), (1535, 51096), (1842, 42580), (2129, 36840), (2456, 31935), (3070, 25548), (3684, 21290), (4258, 18420), (4605, 17032), (6140, 12774), (6387, 12280), (7368, 10645), (8516, 9210)]