220492792

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{571}}^1$

素因数の和:716

約数の個数: 64

約数和(自身を含む): 461260800

約数和(自身を除く): 240768008

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 79, 94, 104, 158, 188, 316, 376, 571, 611, 632, 1027, 1142, 1222, 2054, 2284, 2444, 3713, 4108, 4568, 4888, 7423, 7426, 8216, 14846, 14852, 26837, 29692, 29704, 45109, 48269, 53674, 59384, 90218, 96538, 107348, 180436, 193076, 214696, 348881, 360872, 386152, 586417, 697762, 1172834, 1395524, 2120123, 2345668, 2791048, 4240246, 4691336, 8480492, 16960984, 27561599, 55123198, 110246396, 220492792]

約数ペア:

[(1, 220492792), (2, 110246396), (4, 55123198), (8, 27561599), (13, 16960984), (26, 8480492), (47, 4691336), (52, 4240246), (79, 2791048), (94, 2345668), (104, 2120123), (158, 1395524), (188, 1172834), (316, 697762), (376, 586417), (571, 386152), (611, 360872), (632, 348881), (1027, 214696), (1142, 193076), (1222, 180436), (2054, 107348), (2284, 96538), (2444, 90218), (3713, 59384), (4108, 53674), (4568, 48269), (4888, 45109), (7423, 29704), (7426, 29692), (8216, 26837), (14846, 14852)]