320298770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{463}}^1$

素因数の和:831

約数の個数: 64

約数和(自身を含む): 665487360

約数和(自身を除く): 345188590

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 331, 418, 463, 662, 926, 1045, 1655, 2090, 2315, 3310, 3641, 4630, 5093, 6289, 7282, 8797, 10186, 12578, 17594, 18205, 25465, 31445, 36410, 43985, 50930, 62890, 69179, 87970, 96767, 138358, 153253, 193534, 306506, 345895, 483835, 691790, 766265, 967670, 1532530, 1685783, 2911807, 3371566, 5823614, 8428915, 14559035, 16857830, 29118070, 32029877, 64059754, 160149385, 320298770]

約数ペア:

[(1, 320298770), (2, 160149385), (5, 64059754), (10, 32029877), (11, 29118070), (19, 16857830), (22, 14559035), (38, 8428915), (55, 5823614), (95, 3371566), (110, 2911807), (190, 1685783), (209, 1532530), (331, 967670), (418, 766265), (463, 691790), (662, 483835), (926, 345895), (1045, 306506), (1655, 193534), (2090, 153253), (2315, 138358), (3310, 96767), (3641, 87970), (4630, 69179), (5093, 62890), (6289, 50930), (7282, 43985), (8797, 36410), (10186, 31445), (12578, 25465), (17594, 18205)]