149754440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{30941}}^1$

素因数の和:30974

約数の個数: 48

約数和(自身を含む): 370375740

約数和(自身を除く): 220621300

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 30941, 61882, 123764, 154705, 247528, 309410, 340351, 618820, 680702, 1237640, 1361404, 1701755, 2722808, 3403510, 3743861, 6807020, 7487722, 13614040, 14975444, 18719305, 29950888, 37438610, 74877220, 149754440]

約数ペア:

[(1, 149754440), (2, 74877220), (4, 37438610), (5, 29950888), (8, 18719305), (10, 14975444), (11, 13614040), (20, 7487722), (22, 6807020), (40, 3743861), (44, 3403510), (55, 2722808), (88, 1701755), (110, 1361404), (121, 1237640), (220, 680702), (242, 618820), (440, 340351), (484, 309410), (605, 247528), (968, 154705), (1210, 123764), (2420, 61882), (4840, 30941)]