72420720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{301753}}^1$

素因数の和:301769

約数の個数: 40

約数和(自身を含む): 224504976

約数和(自身を除く): 152084256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 301753, 603506, 905259, 1207012, 1508765, 1810518, 2414024, 3017530, 3621036, 4526295, 4828048, 6035060, 7242072, 9052590, 12070120, 14484144, 18105180, 24140240, 36210360, 72420720]

約数ペア:

[(1, 72420720), (2, 36210360), (3, 24140240), (4, 18105180), (5, 14484144), (6, 12070120), (8, 9052590), (10, 7242072), (12, 6035060), (15, 4828048), (16, 4526295), (20, 3621036), (24, 3017530), (30, 2414024), (40, 1810518), (48, 1508765), (60, 1207012), (80, 905259), (120, 603506), (240, 301753)]