261139944

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{8287}}^1$

素因数の和:8410

約数の個数: 64

約数和(自身を含む): 710115840

約数和(自身を除く): 448975896

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 101, 104, 156, 202, 303, 312, 404, 606, 808, 1212, 1313, 2424, 2626, 3939, 5252, 7878, 8287, 10504, 15756, 16574, 24861, 31512, 33148, 49722, 66296, 99444, 107731, 198888, 215462, 323193, 430924, 646386, 836987, 861848, 1292772, 1673974, 2510961, 2585544, 3347948, 5021922, 6695896, 10043844, 10880831, 20087688, 21761662, 32642493, 43523324, 65284986, 87046648, 130569972, 261139944]

約数ペア:

[(1, 261139944), (2, 130569972), (3, 87046648), (4, 65284986), (6, 43523324), (8, 32642493), (12, 21761662), (13, 20087688), (24, 10880831), (26, 10043844), (39, 6695896), (52, 5021922), (78, 3347948), (101, 2585544), (104, 2510961), (156, 1673974), (202, 1292772), (303, 861848), (312, 836987), (404, 646386), (606, 430924), (808, 323193), (1212, 215462), (1313, 198888), (2424, 107731), (2626, 99444), (3939, 66296), (5252, 49722), (7878, 33148), (8287, 31512), (10504, 24861), (15756, 16574)]