220548420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1249}}^1$

素因数の和:1379

約数の個数: 120

約数和(自身を含む): 698775000

約数和(自身を除く): 478226580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 109, 135, 162, 180, 218, 270, 324, 327, 405, 436, 540, 545, 654, 810, 981, 1090, 1249, 1308, 1620, 1635, 1962, 2180, 2498, 2943, 3270, 3747, 3924, 4905, 4996, 5886, 6245, 6540, 7494, 8829, 9810, 11241, 11772, 12490, 14715, 14988, 17658, 18735, 19620, 22482, 24980, 29430, 33723, 35316, 37470, 44145, 44964, 56205, 58860, 67446, 74940, 88290, 101169, 112410, 134892, 136141, 168615, 176580, 202338, 224820, 272282, 337230, 404676, 408423, 505845, 544564, 674460, 680705, 816846, 1011690, 1225269, 1361410, 1633692, 2023380, 2042115, 2450538, 2722820, 3675807, 4084230, 4901076, 6126345, 7351614, 8168460, 11027421, 12252690, 14703228, 18379035, 22054842, 24505380, 36758070, 44109684, 55137105, 73516140, 110274210, 220548420]

約数ペア:

[(1, 220548420), (2, 110274210), (3, 73516140), (4, 55137105), (5, 44109684), (6, 36758070), (9, 24505380), (10, 22054842), (12, 18379035), (15, 14703228), (18, 12252690), (20, 11027421), (27, 8168460), (30, 7351614), (36, 6126345), (45, 4901076), (54, 4084230), (60, 3675807), (81, 2722820), (90, 2450538), (108, 2042115), (109, 2023380), (135, 1633692), (162, 1361410), (180, 1225269), (218, 1011690), (270, 816846), (324, 680705), (327, 674460), (405, 544564), (436, 505845), (540, 408423), (545, 404676), (654, 337230), (810, 272282), (981, 224820), (1090, 202338), (1249, 176580), (1308, 168615), (1620, 136141), (1635, 134892), (1962, 112410), (2180, 101169), (2498, 88290), (2943, 74940), (3270, 67446), (3747, 58860), (3924, 56205), (4905, 44964), (4996, 44145), (5886, 37470), (6245, 35316), (6540, 33723), (7494, 29430), (8829, 24980), (9810, 22482), (11241, 19620), (11772, 18735), (12490, 17658), (14715, 14988)]