61398720

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{21319}}^1$

素因数の和:21342

約数の個数: 84

約数和(自身を含む): 211195920

約数和(自身を除く): 149797200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 21319, 42638, 63957, 85276, 106595, 127914, 170552, 191871, 213190, 255828, 319785, 341104, 383742, 426380, 511656, 639570, 682208, 767484, 852760, 959355, 1023312, 1279140, 1364416, 1534968, 1705520, 1918710, 2046624, 2558280, 3069936, 3411040, 3837420, 4093248, 5116560, 6139872, 6822080, 7674840, 10233120, 12279744, 15349680, 20466240, 30699360, 61398720]

約数ペア:

[(1, 61398720), (2, 30699360), (3, 20466240), (4, 15349680), (5, 12279744), (6, 10233120), (8, 7674840), (9, 6822080), (10, 6139872), (12, 5116560), (15, 4093248), (16, 3837420), (18, 3411040), (20, 3069936), (24, 2558280), (30, 2046624), (32, 1918710), (36, 1705520), (40, 1534968), (45, 1364416), (48, 1279140), (60, 1023312), (64, 959355), (72, 852760), (80, 767484), (90, 682208), (96, 639570), (120, 511656), (144, 426380), (160, 383742), (180, 341104), (192, 319785), (240, 255828), (288, 213190), (320, 191871), (360, 170552), (480, 127914), (576, 106595), (720, 85276), (960, 63957), (1440, 42638), (2880, 21319)]