66973140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28621}}^1$

素因数の和:28649

約数の個数: 72

約数和(自身を含む): 218786568

約数和(自身を除く): 151813428

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 28621, 57242, 85863, 114484, 143105, 171726, 257589, 286210, 343452, 372073, 429315, 515178, 572420, 744146, 858630, 1030356, 1116219, 1287945, 1488292, 1717260, 1860365, 2232438, 2575890, 3348657, 3720730, 4464876, 5151780, 5581095, 6697314, 7441460, 11162190, 13394628, 16743285, 22324380, 33486570, 66973140]

約数ペア:

[(1, 66973140), (2, 33486570), (3, 22324380), (4, 16743285), (5, 13394628), (6, 11162190), (9, 7441460), (10, 6697314), (12, 5581095), (13, 5151780), (15, 4464876), (18, 3720730), (20, 3348657), (26, 2575890), (30, 2232438), (36, 1860365), (39, 1717260), (45, 1488292), (52, 1287945), (60, 1116219), (65, 1030356), (78, 858630), (90, 744146), (117, 572420), (130, 515178), (156, 429315), (180, 372073), (195, 343452), (234, 286210), (260, 257589), (390, 171726), (468, 143105), (585, 114484), (780, 85863), (1170, 57242), (2340, 28621)]