81294960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{7207}}^1$

素因数の和:7270

約数の個数: 80

約数和(自身を含む): 257412096

約数和(自身を除く): 176117136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 80, 94, 120, 141, 188, 235, 240, 282, 376, 470, 564, 705, 752, 940, 1128, 1410, 1880, 2256, 2820, 3760, 5640, 7207, 11280, 14414, 21621, 28828, 36035, 43242, 57656, 72070, 86484, 108105, 115312, 144140, 172968, 216210, 288280, 338729, 345936, 432420, 576560, 677458, 864840, 1016187, 1354916, 1693645, 1729680, 2032374, 2709832, 3387290, 4064748, 5080935, 5419664, 6774580, 8129496, 10161870, 13549160, 16258992, 20323740, 27098320, 40647480, 81294960]

約数ペア:

[(1, 81294960), (2, 40647480), (3, 27098320), (4, 20323740), (5, 16258992), (6, 13549160), (8, 10161870), (10, 8129496), (12, 6774580), (15, 5419664), (16, 5080935), (20, 4064748), (24, 3387290), (30, 2709832), (40, 2032374), (47, 1729680), (48, 1693645), (60, 1354916), (80, 1016187), (94, 864840), (120, 677458), (141, 576560), (188, 432420), (235, 345936), (240, 338729), (282, 288280), (376, 216210), (470, 172968), (564, 144140), (705, 115312), (752, 108105), (940, 86484), (1128, 72070), (1410, 57656), (1880, 43242), (2256, 36035), (2820, 28828), (3760, 21621), (5640, 14414), (7207, 11280)]