28800660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1459}}^1$

素因数の和:1525

約数の個数: 96

約数和(自身を含む): 94187520

約数和(自身を除く): 65386860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 60, 70, 84, 94, 105, 140, 141, 188, 210, 235, 282, 329, 420, 470, 564, 658, 705, 940, 987, 1316, 1410, 1459, 1645, 1974, 2820, 2918, 3290, 3948, 4377, 4935, 5836, 6580, 7295, 8754, 9870, 10213, 14590, 17508, 19740, 20426, 21885, 29180, 30639, 40852, 43770, 51065, 61278, 68573, 87540, 102130, 122556, 137146, 153195, 204260, 205719, 274292, 306390, 342865, 411438, 480011, 612780, 685730, 822876, 960022, 1028595, 1371460, 1440033, 1920044, 2057190, 2400055, 2880066, 4114380, 4800110, 5760132, 7200165, 9600220, 14400330, 28800660]

約数ペア:

[(1, 28800660), (2, 14400330), (3, 9600220), (4, 7200165), (5, 5760132), (6, 4800110), (7, 4114380), (10, 2880066), (12, 2400055), (14, 2057190), (15, 1920044), (20, 1440033), (21, 1371460), (28, 1028595), (30, 960022), (35, 822876), (42, 685730), (47, 612780), (60, 480011), (70, 411438), (84, 342865), (94, 306390), (105, 274292), (140, 205719), (141, 204260), (188, 153195), (210, 137146), (235, 122556), (282, 102130), (329, 87540), (420, 68573), (470, 61278), (564, 51065), (658, 43770), (705, 40852), (940, 30639), (987, 29180), (1316, 21885), (1410, 20426), (1459, 19740), (1645, 17508), (1974, 14590), (2820, 10213), (2918, 9870), (3290, 8754), (3948, 7295), (4377, 6580), (4935, 5836)]