86171940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15443}}^1$

素因数の和:15489

約数の個数: 72

約数和(自身を含む): 269837568

約数和(自身を除く): 183665628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 15443, 30886, 46329, 61772, 77215, 92658, 138987, 154430, 185316, 231645, 277974, 308860, 463290, 478733, 555948, 694935, 926580, 957466, 1389870, 1436199, 1914932, 2393665, 2779740, 2872398, 4308597, 4787330, 5744796, 7180995, 8617194, 9574660, 14361990, 17234388, 21542985, 28723980, 43085970, 86171940]

約数ペア:

[(1, 86171940), (2, 43085970), (3, 28723980), (4, 21542985), (5, 17234388), (6, 14361990), (9, 9574660), (10, 8617194), (12, 7180995), (15, 5744796), (18, 4787330), (20, 4308597), (30, 2872398), (31, 2779740), (36, 2393665), (45, 1914932), (60, 1436199), (62, 1389870), (90, 957466), (93, 926580), (124, 694935), (155, 555948), (180, 478733), (186, 463290), (279, 308860), (310, 277974), (372, 231645), (465, 185316), (558, 154430), (620, 138987), (930, 92658), (1116, 77215), (1395, 61772), (1860, 46329), (2790, 30886), (5580, 15443)]