72638040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{20873}}^1$

素因数の和:20916

約数の個数: 64

約数和(自身を含む): 225439200

約数和(自身を除く): 152801160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 20873, 41746, 62619, 83492, 104365, 125238, 166984, 208730, 250476, 313095, 417460, 500952, 605317, 626190, 834920, 1210634, 1252380, 1815951, 2421268, 2504760, 3026585, 3631902, 4842536, 6053170, 7263804, 9079755, 12106340, 14527608, 18159510, 24212680, 36319020, 72638040]

約数ペア:

[(1, 72638040), (2, 36319020), (3, 24212680), (4, 18159510), (5, 14527608), (6, 12106340), (8, 9079755), (10, 7263804), (12, 6053170), (15, 4842536), (20, 3631902), (24, 3026585), (29, 2504760), (30, 2421268), (40, 1815951), (58, 1252380), (60, 1210634), (87, 834920), (116, 626190), (120, 605317), (145, 500952), (174, 417460), (232, 313095), (290, 250476), (348, 208730), (435, 166984), (580, 125238), (696, 104365), (870, 83492), (1160, 62619), (1740, 41746), (3480, 20873)]