251339280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1047247}}^1$

素因数の和:1047263

約数の個数: 40

約数和(自身を含む): 779152512

約数和(自身を除く): 527813232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1047247, 2094494, 3141741, 4188988, 5236235, 6283482, 8377976, 10472470, 12566964, 15708705, 16755952, 20944940, 25133928, 31417410, 41889880, 50267856, 62834820, 83779760, 125669640, 251339280]

約数ペア:

[(1, 251339280), (2, 125669640), (3, 83779760), (4, 62834820), (5, 50267856), (6, 41889880), (8, 31417410), (10, 25133928), (12, 20944940), (15, 16755952), (16, 15708705), (20, 12566964), (24, 10472470), (30, 8377976), (40, 6283482), (48, 5236235), (60, 4188988), (80, 3141741), (120, 2094494), (240, 1047247)]