287153620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1549}}^1$

素因数の和:1625

約数の個数: 96

約数和(自身を含む): 699955200

約数和(自身を除く): 412801580

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 31, 46, 52, 62, 65, 92, 115, 124, 130, 155, 230, 260, 299, 310, 403, 460, 598, 620, 713, 806, 1196, 1426, 1495, 1549, 1612, 2015, 2852, 2990, 3098, 3565, 4030, 5980, 6196, 7130, 7745, 8060, 9269, 14260, 15490, 18538, 20137, 30980, 35627, 37076, 40274, 46345, 48019, 71254, 80548, 92690, 96038, 100685, 142508, 178135, 185380, 192076, 201370, 240095, 356270, 402740, 463151, 480190, 624247, 712540, 926302, 960380, 1104437, 1248494, 1852604, 2208874, 2315755, 2496988, 3121235, 4417748, 4631510, 5522185, 6242470, 9263020, 11044370, 12484940, 14357681, 22088740, 28715362, 57430724, 71788405, 143576810, 287153620]

約数ペア:

[(1, 287153620), (2, 143576810), (4, 71788405), (5, 57430724), (10, 28715362), (13, 22088740), (20, 14357681), (23, 12484940), (26, 11044370), (31, 9263020), (46, 6242470), (52, 5522185), (62, 4631510), (65, 4417748), (92, 3121235), (115, 2496988), (124, 2315755), (130, 2208874), (155, 1852604), (230, 1248494), (260, 1104437), (299, 960380), (310, 926302), (403, 712540), (460, 624247), (598, 480190), (620, 463151), (713, 402740), (806, 356270), (1196, 240095), (1426, 201370), (1495, 192076), (1549, 185380), (1612, 178135), (2015, 142508), (2852, 100685), (2990, 96038), (3098, 92690), (3565, 80548), (4030, 71254), (5980, 48019), (6196, 46345), (7130, 40274), (7745, 37076), (8060, 35627), (9269, 30980), (14260, 20137), (15490, 18538)]