261384072

素因数分解:

$2^3\times 3^1\times {\mathrm{269}}^1\times {\mathrm{40487}}^1$

素因数の和:40765

約数の個数: 32

約数和(自身を含む): 655905600

約数和(自身を除く): 394521528

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 269, 538, 807, 1076, 1614, 2152, 3228, 6456, 40487, 80974, 121461, 161948, 242922, 323896, 485844, 971688, 10891003, 21782006, 32673009, 43564012, 65346018, 87128024, 130692036, 261384072]

約数ペア:

[(1, 261384072), (2, 130692036), (3, 87128024), (4, 65346018), (6, 43564012), (8, 32673009), (12, 21782006), (24, 10891003), (269, 971688), (538, 485844), (807, 323896), (1076, 242922), (1614, 161948), (2152, 121461), (3228, 80974), (6456, 40487)]