1219489980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{75557}}^1$

素因数の和:75838

約数の個数: 48

約数和(自身を含む): 3427310880

約数和(自身を除く): 2207820900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 269, 538, 807, 1076, 1345, 1614, 2690, 3228, 4035, 5380, 8070, 16140, 75557, 151114, 226671, 302228, 377785, 453342, 755570, 906684, 1133355, 1511140, 2266710, 4533420, 20324833, 40649666, 60974499, 81299332, 101624165, 121948998, 203248330, 243897996, 304872495, 406496660, 609744990, 1219489980]

約数ペア:

[(1, 1219489980), (2, 609744990), (3, 406496660), (4, 304872495), (5, 243897996), (6, 203248330), (10, 121948998), (12, 101624165), (15, 81299332), (20, 60974499), (30, 40649666), (60, 20324833), (269, 4533420), (538, 2266710), (807, 1511140), (1076, 1133355), (1345, 906684), (1614, 755570), (2690, 453342), (3228, 377785), (4035, 302228), (5380, 226671), (8070, 151114), (16140, 75557)]