289590960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{659}}^1\times {\mathrm{1831}}^1$

素因数の和:2506

約数の個数: 80

約数和(自身を含む): 899585280

約数和(自身を除く): 609994320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 659, 1318, 1831, 1977, 2636, 3295, 3662, 3954, 5272, 5493, 6590, 7324, 7908, 9155, 9885, 10544, 10986, 13180, 14648, 15816, 18310, 19770, 21972, 26360, 27465, 29296, 31632, 36620, 39540, 43944, 52720, 54930, 73240, 79080, 87888, 109860, 146480, 158160, 219720, 439440, 1206629, 2413258, 3619887, 4826516, 6033145, 7239774, 9653032, 12066290, 14479548, 18099435, 19306064, 24132580, 28959096, 36198870, 48265160, 57918192, 72397740, 96530320, 144795480, 289590960]

約数ペア:

[(1, 289590960), (2, 144795480), (3, 96530320), (4, 72397740), (5, 57918192), (6, 48265160), (8, 36198870), (10, 28959096), (12, 24132580), (15, 19306064), (16, 18099435), (20, 14479548), (24, 12066290), (30, 9653032), (40, 7239774), (48, 6033145), (60, 4826516), (80, 3619887), (120, 2413258), (240, 1206629), (659, 439440), (1318, 219720), (1831, 158160), (1977, 146480), (2636, 109860), (3295, 87888), (3662, 79080), (3954, 73240), (5272, 54930), (5493, 52720), (6590, 43944), (7324, 39540), (7908, 36620), (9155, 31632), (9885, 29296), (10544, 27465), (10986, 26360), (13180, 21972), (14648, 19770), (15816, 18310)]