255637470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{24989}}^1$

素因数の和:25041

約数の個数: 64

約数和(自身を含む): 690923520

約数和(自身を除く): 435286050

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 31, 33, 55, 62, 66, 93, 110, 155, 165, 186, 310, 330, 341, 465, 682, 930, 1023, 1705, 2046, 3410, 5115, 10230, 24989, 49978, 74967, 124945, 149934, 249890, 274879, 374835, 549758, 749670, 774659, 824637, 1374395, 1549318, 1649274, 2323977, 2748790, 3873295, 4123185, 4647954, 7746590, 8246370, 8521249, 11619885, 17042498, 23239770, 25563747, 42606245, 51127494, 85212490, 127818735, 255637470]

約数ペア:

[(1, 255637470), (2, 127818735), (3, 85212490), (5, 51127494), (6, 42606245), (10, 25563747), (11, 23239770), (15, 17042498), (22, 11619885), (30, 8521249), (31, 8246370), (33, 7746590), (55, 4647954), (62, 4123185), (66, 3873295), (93, 2748790), (110, 2323977), (155, 1649274), (165, 1549318), (186, 1374395), (310, 824637), (330, 774659), (341, 749670), (465, 549758), (682, 374835), (930, 274879), (1023, 249890), (1705, 149934), (2046, 124945), (3410, 74967), (5115, 49978), (10230, 24989)]