90736920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{821}}^1$

素因数の和:1145

約数の個数: 96

約数和(自身を含む): 296215920

約数和(自身を除く): 205479000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 307, 360, 614, 821, 921, 1228, 1535, 1642, 1842, 2456, 2463, 2763, 3070, 3284, 3684, 4105, 4605, 4926, 5526, 6140, 6568, 7368, 7389, 8210, 9210, 9852, 11052, 12280, 12315, 13815, 14778, 16420, 18420, 19704, 22104, 24630, 27630, 29556, 32840, 36840, 36945, 49260, 55260, 59112, 73890, 98520, 110520, 147780, 252047, 295560, 504094, 756141, 1008188, 1260235, 1512282, 2016376, 2268423, 2520470, 3024564, 3780705, 4536846, 5040940, 6049128, 7561410, 9073692, 10081880, 11342115, 15122820, 18147384, 22684230, 30245640, 45368460, 90736920]

約数ペア:

[(1, 90736920), (2, 45368460), (3, 30245640), (4, 22684230), (5, 18147384), (6, 15122820), (8, 11342115), (9, 10081880), (10, 9073692), (12, 7561410), (15, 6049128), (18, 5040940), (20, 4536846), (24, 3780705), (30, 3024564), (36, 2520470), (40, 2268423), (45, 2016376), (60, 1512282), (72, 1260235), (90, 1008188), (120, 756141), (180, 504094), (307, 295560), (360, 252047), (614, 147780), (821, 110520), (921, 98520), (1228, 73890), (1535, 59112), (1642, 55260), (1842, 49260), (2456, 36945), (2463, 36840), (2763, 32840), (3070, 29556), (3284, 27630), (3684, 24630), (4105, 22104), (4605, 19704), (4926, 18420), (5526, 16420), (6140, 14778), (6568, 13815), (7368, 12315), (7389, 12280), (8210, 11052), (9210, 9852)]