1286730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2$

素因数の和:88

約数の個数: 72

約数和(自身を含む): 3668652

約数和(自身を除く): 2381922

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 29, 30, 34, 45, 51, 58, 85, 87, 90, 102, 145, 153, 170, 174, 255, 261, 290, 306, 435, 493, 510, 522, 765, 841, 870, 986, 1305, 1479, 1530, 1682, 2465, 2523, 2610, 2958, 4205, 4437, 4930, 5046, 7395, 7569, 8410, 8874, 12615, 14297, 14790, 15138, 22185, 25230, 28594, 37845, 42891, 44370, 71485, 75690, 85782, 128673, 142970, 214455, 257346, 428910, 643365, 1286730]

約数ペア:

[(1, 1286730), (2, 643365), (3, 428910), (5, 257346), (6, 214455), (9, 142970), (10, 128673), (15, 85782), (17, 75690), (18, 71485), (29, 44370), (30, 42891), (34, 37845), (45, 28594), (51, 25230), (58, 22185), (85, 15138), (87, 14790), (90, 14297), (102, 12615), (145, 8874), (153, 8410), (170, 7569), (174, 7395), (255, 5046), (261, 4930), (290, 4437), (306, 4205), (435, 2958), (493, 2610), (510, 2523), (522, 2465), (765, 1682), (841, 1530), (870, 1479), (986, 1305)]