1311660

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{347}}^1$

素因数の和:372

約数の個数: 96

約数和(自身を含む): 4677120

約数和(自身を除く): 3365460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 347, 378, 420, 540, 630, 694, 756, 945, 1041, 1260, 1388, 1735, 1890, 2082, 2429, 3123, 3470, 3780, 4164, 4858, 5205, 6246, 6940, 7287, 9369, 9716, 10410, 12145, 12492, 14574, 15615, 18738, 20820, 21861, 24290, 29148, 31230, 36435, 37476, 43722, 46845, 48580, 62460, 65583, 72870, 87444, 93690, 109305, 131166, 145740, 187380, 218610, 262332, 327915, 437220, 655830, 1311660]

約数ペア:

[(1, 1311660), (2, 655830), (3, 437220), (4, 327915), (5, 262332), (6, 218610), (7, 187380), (9, 145740), (10, 131166), (12, 109305), (14, 93690), (15, 87444), (18, 72870), (20, 65583), (21, 62460), (27, 48580), (28, 46845), (30, 43722), (35, 37476), (36, 36435), (42, 31230), (45, 29148), (54, 24290), (60, 21861), (63, 20820), (70, 18738), (84, 15615), (90, 14574), (105, 12492), (108, 12145), (126, 10410), (135, 9716), (140, 9369), (180, 7287), (189, 6940), (210, 6246), (252, 5205), (270, 4858), (315, 4164), (347, 3780), (378, 3470), (420, 3123), (540, 2429), (630, 2082), (694, 1890), (756, 1735), (945, 1388), (1041, 1260)]