69919380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5471}}^1$

素因数の和:5557

約数の個数: 72

約数和(自身を含む): 215115264

約数和(自身を除く): 145195884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 5471, 6390, 10942, 12780, 16413, 21884, 27355, 32826, 49239, 54710, 65652, 82065, 98478, 109420, 164130, 196956, 246195, 328260, 388441, 492390, 776882, 984780, 1165323, 1553764, 1942205, 2330646, 3495969, 3884410, 4661292, 5826615, 6991938, 7768820, 11653230, 13983876, 17479845, 23306460, 34959690, 69919380]

約数ペア:

[(1, 69919380), (2, 34959690), (3, 23306460), (4, 17479845), (5, 13983876), (6, 11653230), (9, 7768820), (10, 6991938), (12, 5826615), (15, 4661292), (18, 3884410), (20, 3495969), (30, 2330646), (36, 1942205), (45, 1553764), (60, 1165323), (71, 984780), (90, 776882), (142, 492390), (180, 388441), (213, 328260), (284, 246195), (355, 196956), (426, 164130), (639, 109420), (710, 98478), (852, 82065), (1065, 65652), (1278, 54710), (1420, 49239), (2130, 32826), (2556, 27355), (3195, 21884), (4260, 16413), (5471, 12780), (6390, 10942)]