636951120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{204151}}^1$

素因数の和:204180

約数の個数: 80

約数和(自身を含む): 2126447232

約数和(自身を除く): 1489496112

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 204151, 408302, 612453, 816604, 1020755, 1224906, 1633208, 2041510, 2449812, 2653963, 3062265, 3266416, 4083020, 4899624, 5307926, 6124530, 7961889, 8166040, 9799248, 10615852, 12249060, 13269815, 15923778, 16332080, 21231704, 24498120, 26539630, 31847556, 39809445, 42463408, 48996240, 53079260, 63695112, 79618890, 106158520, 127390224, 159237780, 212317040, 318475560, 636951120]

約数ペア:

[(1, 636951120), (2, 318475560), (3, 212317040), (4, 159237780), (5, 127390224), (6, 106158520), (8, 79618890), (10, 63695112), (12, 53079260), (13, 48996240), (15, 42463408), (16, 39809445), (20, 31847556), (24, 26539630), (26, 24498120), (30, 21231704), (39, 16332080), (40, 15923778), (48, 13269815), (52, 12249060), (60, 10615852), (65, 9799248), (78, 8166040), (80, 7961889), (104, 6124530), (120, 5307926), (130, 4899624), (156, 4083020), (195, 3266416), (208, 3062265), (240, 2653963), (260, 2449812), (312, 2041510), (390, 1633208), (520, 1224906), (624, 1020755), (780, 816604), (1040, 612453), (1560, 408302), (3120, 204151)]