781471476

素因数分解:

$2^2\times 3^5\times {\mathrm{79}}^1\times {\mathrm{10177}}^1$

素因数の和:10275

約数の個数: 72

約数和(自身を含む): 2074683520

約数和(自身を除く): 1293212044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 79, 81, 108, 158, 162, 237, 243, 316, 324, 474, 486, 711, 948, 972, 1422, 2133, 2844, 4266, 6399, 8532, 10177, 12798, 19197, 20354, 25596, 30531, 38394, 40708, 61062, 76788, 91593, 122124, 183186, 274779, 366372, 549558, 803983, 824337, 1099116, 1607966, 1648674, 2411949, 2473011, 3215932, 3297348, 4823898, 4946022, 7235847, 9647796, 9892044, 14471694, 21707541, 28943388, 43415082, 65122623, 86830164, 130245246, 195367869, 260490492, 390735738, 781471476]

約数ペア:

[(1, 781471476), (2, 390735738), (3, 260490492), (4, 195367869), (6, 130245246), (9, 86830164), (12, 65122623), (18, 43415082), (27, 28943388), (36, 21707541), (54, 14471694), (79, 9892044), (81, 9647796), (108, 7235847), (158, 4946022), (162, 4823898), (237, 3297348), (243, 3215932), (316, 2473011), (324, 2411949), (474, 1648674), (486, 1607966), (711, 1099116), (948, 824337), (972, 803983), (1422, 549558), (2133, 366372), (2844, 274779), (4266, 183186), (6399, 122124), (8532, 91593), (10177, 76788), (12798, 61062), (19197, 40708), (20354, 38394), (25596, 30531)]