68942960

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:546

約数の個数: 80

約数和(自身を含む): 169542720

約数和(自身を除く): 100599760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 89, 92, 115, 178, 184, 230, 356, 368, 421, 445, 460, 712, 842, 890, 920, 1424, 1684, 1780, 1840, 2047, 2105, 3368, 3560, 4094, 4210, 6736, 7120, 8188, 8420, 9683, 10235, 16376, 16840, 19366, 20470, 32752, 33680, 37469, 38732, 40940, 48415, 74938, 77464, 81880, 96830, 149876, 154928, 163760, 187345, 193660, 299752, 374690, 387320, 599504, 749380, 774640, 861787, 1498760, 1723574, 2997520, 3447148, 4308935, 6894296, 8617870, 13788592, 17235740, 34471480, 68942960]

約数ペア:

[(1, 68942960), (2, 34471480), (4, 17235740), (5, 13788592), (8, 8617870), (10, 6894296), (16, 4308935), (20, 3447148), (23, 2997520), (40, 1723574), (46, 1498760), (80, 861787), (89, 774640), (92, 749380), (115, 599504), (178, 387320), (184, 374690), (230, 299752), (356, 193660), (368, 187345), (421, 163760), (445, 154928), (460, 149876), (712, 96830), (842, 81880), (890, 77464), (920, 74938), (1424, 48415), (1684, 40940), (1780, 38732), (1840, 37469), (2047, 33680), (2105, 32752), (3368, 20470), (3560, 19366), (4094, 16840), (4210, 16376), (6736, 10235), (7120, 9683), (8188, 8420)]