255323640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{14879}}^1$

素因数の和:14917

約数の個数: 128

約数和(自身を含む): 899942400

約数和(自身を除く): 644618760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 156, 165, 195, 220, 260, 264, 286, 312, 330, 390, 429, 440, 520, 572, 660, 715, 780, 858, 1144, 1320, 1430, 1560, 1716, 2145, 2860, 3432, 4290, 5720, 8580, 14879, 17160, 29758, 44637, 59516, 74395, 89274, 119032, 148790, 163669, 178548, 193427, 223185, 297580, 327338, 357096, 386854, 446370, 491007, 580281, 595160, 654676, 773708, 818345, 892740, 967135, 982014, 1160562, 1309352, 1547416, 1636690, 1785480, 1934270, 1964028, 2127697, 2321124, 2455035, 2901405, 3273380, 3868540, 3928056, 4255394, 4642248, 4910070, 5802810, 6383091, 6546760, 7737080, 8510788, 9820140, 10638485, 11605620, 12766182, 17021576, 19640280, 21276970, 23211240, 25532364, 31915455, 42553940, 51064728, 63830910, 85107880, 127661820, 255323640]

約数ペア:

[(1, 255323640), (2, 127661820), (3, 85107880), (4, 63830910), (5, 51064728), (6, 42553940), (8, 31915455), (10, 25532364), (11, 23211240), (12, 21276970), (13, 19640280), (15, 17021576), (20, 12766182), (22, 11605620), (24, 10638485), (26, 9820140), (30, 8510788), (33, 7737080), (39, 6546760), (40, 6383091), (44, 5802810), (52, 4910070), (55, 4642248), (60, 4255394), (65, 3928056), (66, 3868540), (78, 3273380), (88, 2901405), (104, 2455035), (110, 2321124), (120, 2127697), (130, 1964028), (132, 1934270), (143, 1785480), (156, 1636690), (165, 1547416), (195, 1309352), (220, 1160562), (260, 982014), (264, 967135), (286, 892740), (312, 818345), (330, 773708), (390, 654676), (429, 595160), (440, 580281), (520, 491007), (572, 446370), (660, 386854), (715, 357096), (780, 327338), (858, 297580), (1144, 223185), (1320, 193427), (1430, 178548), (1560, 163669), (1716, 148790), (2145, 119032), (2860, 89274), (3432, 74395), (4290, 59516), (5720, 44637), (8580, 29758), (14879, 17160)]