320489460

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1093}}^1$

素因数の和:1295

約数の個数: 120

約数和(自身を含む): 1011866856

約数和(自身を除く): 691377396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 181, 270, 324, 362, 405, 540, 543, 724, 810, 905, 1086, 1093, 1620, 1629, 1810, 2172, 2186, 2715, 3258, 3279, 3620, 4372, 4887, 5430, 5465, 6516, 6558, 8145, 9774, 9837, 10860, 10930, 13116, 14661, 16290, 16395, 19548, 19674, 21860, 24435, 29322, 29511, 32580, 32790, 39348, 48870, 49185, 58644, 59022, 65580, 73305, 88533, 97740, 98370, 118044, 146610, 147555, 177066, 196740, 197833, 293220, 295110, 354132, 395666, 442665, 590220, 593499, 791332, 885330, 989165, 1186998, 1770660, 1780497, 1978330, 2373996, 2967495, 3560994, 3956660, 5341491, 5934990, 7121988, 8902485, 10682982, 11869980, 16024473, 17804970, 21365964, 26707455, 32048946, 35609940, 53414910, 64097892, 80122365, 106829820, 160244730, 320489460]

約数ペア:

[(1, 320489460), (2, 160244730), (3, 106829820), (4, 80122365), (5, 64097892), (6, 53414910), (9, 35609940), (10, 32048946), (12, 26707455), (15, 21365964), (18, 17804970), (20, 16024473), (27, 11869980), (30, 10682982), (36, 8902485), (45, 7121988), (54, 5934990), (60, 5341491), (81, 3956660), (90, 3560994), (108, 2967495), (135, 2373996), (162, 1978330), (180, 1780497), (181, 1770660), (270, 1186998), (324, 989165), (362, 885330), (405, 791332), (540, 593499), (543, 590220), (724, 442665), (810, 395666), (905, 354132), (1086, 295110), (1093, 293220), (1620, 197833), (1629, 196740), (1810, 177066), (2172, 147555), (2186, 146610), (2715, 118044), (3258, 98370), (3279, 97740), (3620, 88533), (4372, 73305), (4887, 65580), (5430, 59022), (5465, 58644), (6516, 49185), (6558, 48870), (8145, 39348), (9774, 32790), (9837, 32580), (10860, 29511), (10930, 29322), (13116, 24435), (14661, 21860), (16290, 19674), (16395, 19548)]