289326620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{449}}^1$

素因数の和:599

約数の個数: 96

約数和(自身を含む): 694008000

約数和(自身を除く): 404681380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 101, 110, 116, 145, 202, 220, 290, 319, 404, 449, 505, 580, 638, 898, 1010, 1111, 1276, 1595, 1796, 2020, 2222, 2245, 2929, 3190, 4444, 4490, 4939, 5555, 5858, 6380, 8980, 9878, 11110, 11716, 13021, 14645, 19756, 22220, 24695, 26042, 29290, 32219, 45349, 49390, 52084, 58580, 64438, 65105, 90698, 98780, 128876, 130210, 143231, 161095, 181396, 226745, 260420, 286462, 322190, 453490, 498839, 572924, 644380, 716155, 906980, 997678, 1315121, 1432310, 1995356, 2494195, 2630242, 2864620, 4988390, 5260484, 6575605, 9976780, 13151210, 14466331, 26302420, 28932662, 57865324, 72331655, 144663310, 289326620]

約数ペア:

[(1, 289326620), (2, 144663310), (4, 72331655), (5, 57865324), (10, 28932662), (11, 26302420), (20, 14466331), (22, 13151210), (29, 9976780), (44, 6575605), (55, 5260484), (58, 4988390), (101, 2864620), (110, 2630242), (116, 2494195), (145, 1995356), (202, 1432310), (220, 1315121), (290, 997678), (319, 906980), (404, 716155), (449, 644380), (505, 572924), (580, 498839), (638, 453490), (898, 322190), (1010, 286462), (1111, 260420), (1276, 226745), (1595, 181396), (1796, 161095), (2020, 143231), (2222, 130210), (2245, 128876), (2929, 98780), (3190, 90698), (4444, 65105), (4490, 64438), (4939, 58580), (5555, 52084), (5858, 49390), (6380, 45349), (8980, 32219), (9878, 29290), (11110, 26042), (11716, 24695), (13021, 22220), (14645, 19756)]