8563140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{421}}^1$

素因数の和:549

約数の個数: 72

約数和(自身を含む): 26266968

約数和(自身を除く): 17703828

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 113, 180, 226, 339, 421, 452, 565, 678, 842, 1017, 1130, 1263, 1356, 1684, 1695, 2034, 2105, 2260, 2526, 3390, 3789, 4068, 4210, 5052, 5085, 6315, 6780, 7578, 8420, 10170, 12630, 15156, 18945, 20340, 25260, 37890, 47573, 75780, 95146, 142719, 190292, 237865, 285438, 428157, 475730, 570876, 713595, 856314, 951460, 1427190, 1712628, 2140785, 2854380, 4281570, 8563140]

約数ペア:

[(1, 8563140), (2, 4281570), (3, 2854380), (4, 2140785), (5, 1712628), (6, 1427190), (9, 951460), (10, 856314), (12, 713595), (15, 570876), (18, 475730), (20, 428157), (30, 285438), (36, 237865), (45, 190292), (60, 142719), (90, 95146), (113, 75780), (180, 47573), (226, 37890), (339, 25260), (421, 20340), (452, 18945), (565, 15156), (678, 12630), (842, 10170), (1017, 8420), (1130, 7578), (1263, 6780), (1356, 6315), (1684, 5085), (1695, 5052), (2034, 4210), (2105, 4068), (2260, 3789), (2526, 3390)]