731280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1$

素因数の和:304

約数の個数: 80

約数和(自身を含む): 2481984

約数和(自身を除く): 1750704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 277, 330, 440, 528, 554, 660, 831, 880, 1108, 1320, 1385, 1662, 2216, 2640, 2770, 3047, 3324, 4155, 4432, 5540, 6094, 6648, 8310, 9141, 11080, 12188, 13296, 15235, 16620, 18282, 22160, 24376, 30470, 33240, 36564, 45705, 48752, 60940, 66480, 73128, 91410, 121880, 146256, 182820, 243760, 365640, 731280]

約数ペア:

[(1, 731280), (2, 365640), (3, 243760), (4, 182820), (5, 146256), (6, 121880), (8, 91410), (10, 73128), (11, 66480), (12, 60940), (15, 48752), (16, 45705), (20, 36564), (22, 33240), (24, 30470), (30, 24376), (33, 22160), (40, 18282), (44, 16620), (48, 15235), (55, 13296), (60, 12188), (66, 11080), (80, 9141), (88, 8310), (110, 6648), (120, 6094), (132, 5540), (165, 4432), (176, 4155), (220, 3324), (240, 3047), (264, 2770), (277, 2640), (330, 2216), (440, 1662), (528, 1385), (554, 1320), (660, 1108), (831, 880)]