47979240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{821}}^1$

素因数の和:1322

約数の個数: 64

約数和(自身を含む): 144408960

約数和(自身を除く): 96429720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 487, 821, 974, 1461, 1642, 1948, 2435, 2463, 2922, 3284, 3896, 4105, 4870, 4926, 5844, 6568, 7305, 8210, 9740, 9852, 11688, 12315, 14610, 16420, 19480, 19704, 24630, 29220, 32840, 49260, 58440, 98520, 399827, 799654, 1199481, 1599308, 1999135, 2398962, 3198616, 3998270, 4797924, 5997405, 7996540, 9595848, 11994810, 15993080, 23989620, 47979240]

約数ペア:

[(1, 47979240), (2, 23989620), (3, 15993080), (4, 11994810), (5, 9595848), (6, 7996540), (8, 5997405), (10, 4797924), (12, 3998270), (15, 3198616), (20, 2398962), (24, 1999135), (30, 1599308), (40, 1199481), (60, 799654), (120, 399827), (487, 98520), (821, 58440), (974, 49260), (1461, 32840), (1642, 29220), (1948, 24630), (2435, 19704), (2463, 19480), (2922, 16420), (3284, 14610), (3896, 12315), (4105, 11688), (4870, 9852), (4926, 9740), (5844, 8210), (6568, 7305)]