42555780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{241}}^1$

素因数の和:371

約数の個数: 120

約数和(自身を含む): 135282840

約数和(自身を除く): 92727060

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, 241, 270, 324, 327, 405, 436, 482, 540, 545, 654, 723, 810, 964, 981, 1090, 1205, 1308, 1446, 1620, 1635, 1962, 2169, 2180, 2410, 2892, 2943, 3270, 3615, 3924, 4338, 4820, 4905, 5886, 6507, 6540, 7230, 8676, 8829, 9810, 10845, 11772, 13014, 14460, 14715, 17658, 19521, 19620, 21690, 26028, 26269, 29430, 32535, 35316, 39042, 43380, 44145, 52538, 58860, 65070, 78084, 78807, 88290, 97605, 105076, 130140, 131345, 157614, 176580, 195210, 236421, 262690, 315228, 390420, 394035, 472842, 525380, 709263, 788070, 945684, 1182105, 1418526, 1576140, 2127789, 2364210, 2837052, 3546315, 4255578, 4728420, 7092630, 8511156, 10638945, 14185260, 21277890, 42555780]

約数ペア:

[(1, 42555780), (2, 21277890), (3, 14185260), (4, 10638945), (5, 8511156), (6, 7092630), (9, 4728420), (10, 4255578), (12, 3546315), (15, 2837052), (18, 2364210), (20, 2127789), (27, 1576140), (30, 1418526), (36, 1182105), (45, 945684), (54, 788070), (60, 709263), (81, 525380), (90, 472842), (108, 394035), (109, 390420), (135, 315228), (162, 262690), (180, 236421), (218, 195210), (241, 176580), (270, 157614), (324, 131345), (327, 130140), (405, 105076), (436, 97605), (482, 88290), (540, 78807), (545, 78084), (654, 65070), (723, 58860), (810, 52538), (964, 44145), (981, 43380), (1090, 39042), (1205, 35316), (1308, 32535), (1446, 29430), (1620, 26269), (1635, 26028), (1962, 21690), (2169, 19620), (2180, 19521), (2410, 17658), (2892, 14715), (2943, 14460), (3270, 13014), (3615, 11772), (3924, 10845), (4338, 9810), (4820, 8829), (4905, 8676), (5886, 7230), (6507, 6540)]