239545560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{4099}}^1$

素因数の和:4600

約数の個数: 64

約数和(自身を含む): 720288000

約数和(自身を除く): 480742440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 487, 974, 1461, 1948, 2435, 2922, 3896, 4099, 4870, 5844, 7305, 8198, 9740, 11688, 12297, 14610, 16396, 19480, 20495, 24594, 29220, 32792, 40990, 49188, 58440, 61485, 81980, 98376, 122970, 163960, 245940, 491880, 1996213, 3992426, 5988639, 7984852, 9981065, 11977278, 15969704, 19962130, 23954556, 29943195, 39924260, 47909112, 59886390, 79848520, 119772780, 239545560]

約数ペア:

[(1, 239545560), (2, 119772780), (3, 79848520), (4, 59886390), (5, 47909112), (6, 39924260), (8, 29943195), (10, 23954556), (12, 19962130), (15, 15969704), (20, 11977278), (24, 9981065), (30, 7984852), (40, 5988639), (60, 3992426), (120, 1996213), (487, 491880), (974, 245940), (1461, 163960), (1948, 122970), (2435, 98376), (2922, 81980), (3896, 61485), (4099, 58440), (4870, 49188), (5844, 40990), (7305, 32792), (8198, 29220), (9740, 24594), (11688, 20495), (12297, 19480), (14610, 16396)]