247502268

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{1039}}^1$

素因数の和:1571

約数の個数: 72

約数和(自身を含む): 675729600

約数和(自身を除く): 428227332

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 509, 1018, 1039, 1527, 2036, 2078, 3054, 3117, 4156, 4581, 6108, 6234, 6617, 9162, 9351, 12468, 13234, 13507, 18324, 18702, 19851, 26468, 27014, 37404, 39702, 40521, 54028, 59553, 79404, 81042, 119106, 121563, 162084, 238212, 243126, 486252, 528851, 1057702, 1586553, 2115404, 3173106, 4759659, 6346212, 6875063, 9519318, 13750126, 19038636, 20625189, 27500252, 41250378, 61875567, 82500756, 123751134, 247502268]

約数ペア:

[(1, 247502268), (2, 123751134), (3, 82500756), (4, 61875567), (6, 41250378), (9, 27500252), (12, 20625189), (13, 19038636), (18, 13750126), (26, 9519318), (36, 6875063), (39, 6346212), (52, 4759659), (78, 3173106), (117, 2115404), (156, 1586553), (234, 1057702), (468, 528851), (509, 486252), (1018, 243126), (1039, 238212), (1527, 162084), (2036, 121563), (2078, 119106), (3054, 81042), (3117, 79404), (4156, 59553), (4581, 54028), (6108, 40521), (6234, 39702), (6617, 37404), (9162, 27014), (9351, 26468), (12468, 19851), (13234, 18702), (13507, 18324)]