255216280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{25219}}^1$

素因数の和:25264

約数の個数: 64

約数和(自身を含む): 653702400

約数和(自身を除く): 398486120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 440, 460, 506, 920, 1012, 1265, 2024, 2530, 5060, 10120, 25219, 50438, 100876, 126095, 201752, 252190, 277409, 504380, 554818, 580037, 1008760, 1109636, 1160074, 1387045, 2219272, 2320148, 2774090, 2900185, 4640296, 5548180, 5800370, 6380407, 11096360, 11600740, 12760814, 23201480, 25521628, 31902035, 51043256, 63804070, 127608140, 255216280]

約数ペア:

[(1, 255216280), (2, 127608140), (4, 63804070), (5, 51043256), (8, 31902035), (10, 25521628), (11, 23201480), (20, 12760814), (22, 11600740), (23, 11096360), (40, 6380407), (44, 5800370), (46, 5548180), (55, 4640296), (88, 2900185), (92, 2774090), (110, 2320148), (115, 2219272), (184, 1387045), (220, 1160074), (230, 1109636), (253, 1008760), (440, 580037), (460, 554818), (506, 504380), (920, 277409), (1012, 252190), (1265, 201752), (2024, 126095), (2530, 100876), (5060, 50438), (10120, 25219)]