248617920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{258977}}^1$

素因数の和:258997

約数の個数: 56

約数和(自身を含む): 789364944

約数和(自身を除く): 540747024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 258977, 517954, 776931, 1035908, 1294885, 1553862, 2071816, 2589770, 3107724, 3884655, 4143632, 5179540, 6215448, 7769310, 8287264, 10359080, 12430896, 15538620, 16574528, 20718160, 24861792, 31077240, 41436320, 49723584, 62154480, 82872640, 124308960, 248617920]

約数ペア:

[(1, 248617920), (2, 124308960), (3, 82872640), (4, 62154480), (5, 49723584), (6, 41436320), (8, 31077240), (10, 24861792), (12, 20718160), (15, 16574528), (16, 15538620), (20, 12430896), (24, 10359080), (30, 8287264), (32, 7769310), (40, 6215448), (48, 5179540), (60, 4143632), (64, 3884655), (80, 3107724), (96, 2589770), (120, 2071816), (160, 1553862), (192, 1294885), (240, 1035908), (320, 776931), (480, 517954), (960, 258977)]