128896860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{19709}}^1$

素因数の和:19830

約数の個数: 48

約数和(自身を含む): 364240800

約数和(自身を除く): 235343940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 218, 327, 436, 545, 654, 1090, 1308, 1635, 2180, 3270, 6540, 19709, 39418, 59127, 78836, 98545, 118254, 197090, 236508, 295635, 394180, 591270, 1182540, 2148281, 4296562, 6444843, 8593124, 10741405, 12889686, 21482810, 25779372, 32224215, 42965620, 64448430, 128896860]

約数ペア:

[(1, 128896860), (2, 64448430), (3, 42965620), (4, 32224215), (5, 25779372), (6, 21482810), (10, 12889686), (12, 10741405), (15, 8593124), (20, 6444843), (30, 4296562), (60, 2148281), (109, 1182540), (218, 591270), (327, 394180), (436, 295635), (545, 236508), (654, 197090), (1090, 118254), (1308, 98545), (1635, 78836), (2180, 59127), (3270, 39418), (6540, 19709)]