249813840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1040891}}^1$

素因数の和:1040907

約数の個数: 40

約数和(自身を含む): 774423648

約数和(自身を除く): 524609808

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1040891, 2081782, 3122673, 4163564, 5204455, 6245346, 8327128, 10408910, 12490692, 15613365, 16654256, 20817820, 24981384, 31226730, 41635640, 49962768, 62453460, 83271280, 124906920, 249813840]

約数ペア:

[(1, 249813840), (2, 124906920), (3, 83271280), (4, 62453460), (5, 49962768), (6, 41635640), (8, 31226730), (10, 24981384), (12, 20817820), (15, 16654256), (16, 15613365), (20, 12490692), (24, 10408910), (30, 8327128), (40, 6245346), (48, 5204455), (60, 4163564), (80, 3122673), (120, 2081782), (240, 1040891)]