120809910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{309769}}^1$

素因数の和:309792

約数の個数: 32

約数和(自身を含む): 312248160

約数和(自身を除く): 191438250

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 309769, 619538, 929307, 1548845, 1858614, 3097690, 4026997, 4646535, 8053994, 9293070, 12080991, 20134985, 24161982, 40269970, 60404955, 120809910]

約数ペア:

[(1, 120809910), (2, 60404955), (3, 40269970), (5, 24161982), (6, 20134985), (10, 12080991), (13, 9293070), (15, 8053994), (26, 4646535), (30, 4026997), (39, 3097690), (65, 1858614), (78, 1548845), (130, 929307), (195, 619538), (390, 309769)]