56561680

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:381

約数の個数: 120

約数和(自身を含む): 156739968

約数和(自身を除く): 100178288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 49, 56, 70, 80, 94, 98, 112, 140, 188, 196, 235, 245, 280, 307, 329, 376, 392, 470, 490, 560, 614, 658, 752, 784, 940, 980, 1228, 1316, 1535, 1645, 1880, 1960, 2149, 2303, 2456, 2632, 3070, 3290, 3760, 3920, 4298, 4606, 4912, 5264, 6140, 6580, 8596, 9212, 10745, 11515, 12280, 13160, 14429, 15043, 17192, 18424, 21490, 23030, 24560, 26320, 28858, 30086, 34384, 36848, 42980, 46060, 57716, 60172, 72145, 75215, 85960, 92120, 101003, 115432, 120344, 144290, 150430, 171920, 184240, 202006, 230864, 240688, 288580, 300860, 404012, 505015, 577160, 601720, 707021, 808024, 1010030, 1154320, 1203440, 1414042, 1616048, 2020060, 2828084, 3535105, 4040120, 5656168, 7070210, 8080240, 11312336, 14140420, 28280840, 56561680]

約数ペア:

[(1, 56561680), (2, 28280840), (4, 14140420), (5, 11312336), (7, 8080240), (8, 7070210), (10, 5656168), (14, 4040120), (16, 3535105), (20, 2828084), (28, 2020060), (35, 1616048), (40, 1414042), (47, 1203440), (49, 1154320), (56, 1010030), (70, 808024), (80, 707021), (94, 601720), (98, 577160), (112, 505015), (140, 404012), (188, 300860), (196, 288580), (235, 240688), (245, 230864), (280, 202006), (307, 184240), (329, 171920), (376, 150430), (392, 144290), (470, 120344), (490, 115432), (560, 101003), (614, 92120), (658, 85960), (752, 75215), (784, 72145), (940, 60172), (980, 57716), (1228, 46060), (1316, 42980), (1535, 36848), (1645, 34384), (1880, 30086), (1960, 28858), (2149, 26320), (2303, 24560), (2456, 23030), (2632, 21490), (3070, 18424), (3290, 17192), (3760, 15043), (3920, 14429), (4298, 13160), (4606, 12280), (4912, 11515), (5264, 10745), (6140, 9212), (6580, 8596)]