189946920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{51061}}^1$

素因数の和:51106

約数の個数: 64

約数和(自身を含む): 588234240

約数和(自身を除く): 398287320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 51061, 102122, 153183, 204244, 255305, 306366, 408488, 510610, 612732, 765915, 1021220, 1225464, 1531830, 1582891, 2042440, 3063660, 3165782, 4748673, 6127320, 6331564, 7914455, 9497346, 12663128, 15828910, 18994692, 23743365, 31657820, 37989384, 47486730, 63315640, 94973460, 189946920]

約数ペア:

[(1, 189946920), (2, 94973460), (3, 63315640), (4, 47486730), (5, 37989384), (6, 31657820), (8, 23743365), (10, 18994692), (12, 15828910), (15, 12663128), (20, 9497346), (24, 7914455), (30, 6331564), (31, 6127320), (40, 4748673), (60, 3165782), (62, 3063660), (93, 2042440), (120, 1582891), (124, 1531830), (155, 1225464), (186, 1021220), (248, 765915), (310, 612732), (372, 510610), (465, 408488), (620, 306366), (744, 255305), (930, 204244), (1240, 153183), (1860, 102122), (3720, 51061)]