258693840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{359297}}^1$

素因数の和:359316

約数の個数: 60

約数和(自身を含む): 868782564

約数和(自身を除く): 610088724

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 359297, 718594, 1077891, 1437188, 1796485, 2155782, 2874376, 3233673, 3592970, 4311564, 5389455, 5748752, 6467346, 7185940, 8623128, 10778910, 12934692, 14371880, 16168365, 17246256, 21557820, 25869384, 28743760, 32336730, 43115640, 51738768, 64673460, 86231280, 129346920, 258693840]

約数ペア:

[(1, 258693840), (2, 129346920), (3, 86231280), (4, 64673460), (5, 51738768), (6, 43115640), (8, 32336730), (9, 28743760), (10, 25869384), (12, 21557820), (15, 17246256), (16, 16168365), (18, 14371880), (20, 12934692), (24, 10778910), (30, 8623128), (36, 7185940), (40, 6467346), (45, 5748752), (48, 5389455), (60, 4311564), (72, 3592970), (80, 3233673), (90, 2874376), (120, 2155782), (144, 1796485), (180, 1437188), (240, 1077891), (360, 718594), (720, 359297)]