243333440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{108631}}^1$

素因数の和:108655

約数の個数: 56

約数和(自身を含む): 662220672

約数和(自身を除く): 418887232

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 108631, 217262, 434524, 543155, 760417, 869048, 1086310, 1520834, 1738096, 2172620, 3041668, 3476192, 3802085, 4345240, 6083336, 6952384, 7604170, 8690480, 12166672, 15208340, 17380960, 24333344, 30416680, 34761920, 48666688, 60833360, 121666720, 243333440]

約数ペア:

[(1, 243333440), (2, 121666720), (4, 60833360), (5, 48666688), (7, 34761920), (8, 30416680), (10, 24333344), (14, 17380960), (16, 15208340), (20, 12166672), (28, 8690480), (32, 7604170), (35, 6952384), (40, 6083336), (56, 4345240), (64, 3802085), (70, 3476192), (80, 3041668), (112, 2172620), (140, 1738096), (160, 1520834), (224, 1086310), (280, 869048), (320, 760417), (448, 543155), (560, 434524), (1120, 217262), (2240, 108631)]