42640668

素因数分解:

$2^2\times 3^6\times 7^1\times {\mathrm{2089}}^1$

素因数の和:2118

約数の個数: 84

約数和(自身を含む): 127924720

約数和(自身を除く): 85284052

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 729, 756, 972, 1134, 1458, 1701, 2089, 2268, 2916, 3402, 4178, 5103, 6267, 6804, 8356, 10206, 12534, 14623, 18801, 20412, 25068, 29246, 37602, 43869, 56403, 58492, 75204, 87738, 112806, 131607, 169209, 175476, 225612, 263214, 338418, 394821, 507627, 526428, 676836, 789642, 1015254, 1184463, 1522881, 1579284, 2030508, 2368926, 3045762, 3553389, 4737852, 6091524, 7106778, 10660167, 14213556, 21320334, 42640668]

約数ペア:

[(1, 42640668), (2, 21320334), (3, 14213556), (4, 10660167), (6, 7106778), (7, 6091524), (9, 4737852), (12, 3553389), (14, 3045762), (18, 2368926), (21, 2030508), (27, 1579284), (28, 1522881), (36, 1184463), (42, 1015254), (54, 789642), (63, 676836), (81, 526428), (84, 507627), (108, 394821), (126, 338418), (162, 263214), (189, 225612), (243, 175476), (252, 169209), (324, 131607), (378, 112806), (486, 87738), (567, 75204), (729, 58492), (756, 56403), (972, 43869), (1134, 37602), (1458, 29246), (1701, 25068), (2089, 20412), (2268, 18801), (2916, 14623), (3402, 12534), (4178, 10206), (5103, 8356), (6267, 6804)]