90255960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1049}}^1$

素因数の和:1305

約数の個数: 96

約数和(自身を含む): 294840000

約数和(自身を除く): 204584040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 239, 360, 478, 717, 956, 1049, 1195, 1434, 1912, 2098, 2151, 2390, 2868, 3147, 3585, 4196, 4302, 4780, 5245, 5736, 6294, 7170, 8392, 8604, 9441, 9560, 10490, 10755, 12588, 14340, 15735, 17208, 18882, 20980, 21510, 25176, 28680, 31470, 37764, 41960, 43020, 47205, 62940, 75528, 86040, 94410, 125880, 188820, 250711, 377640, 501422, 752133, 1002844, 1253555, 1504266, 2005688, 2256399, 2507110, 3008532, 3760665, 4512798, 5014220, 6017064, 7521330, 9025596, 10028440, 11281995, 15042660, 18051192, 22563990, 30085320, 45127980, 90255960]

約数ペア:

[(1, 90255960), (2, 45127980), (3, 30085320), (4, 22563990), (5, 18051192), (6, 15042660), (8, 11281995), (9, 10028440), (10, 9025596), (12, 7521330), (15, 6017064), (18, 5014220), (20, 4512798), (24, 3760665), (30, 3008532), (36, 2507110), (40, 2256399), (45, 2005688), (60, 1504266), (72, 1253555), (90, 1002844), (120, 752133), (180, 501422), (239, 377640), (360, 250711), (478, 188820), (717, 125880), (956, 94410), (1049, 86040), (1195, 75528), (1434, 62940), (1912, 47205), (2098, 43020), (2151, 41960), (2390, 37764), (2868, 31470), (3147, 28680), (3585, 25176), (4196, 21510), (4302, 20980), (4780, 18882), (5245, 17208), (5736, 15735), (6294, 14340), (7170, 12588), (8392, 10755), (8604, 10490), (9441, 9560)]