251782020

素因数分解:

$2^2\times 3^6\times 5^1\times 7^1\times {\mathrm{2467}}^1$

素因数の和:2501

約数の個数: 168

約数和(自身を含む): 906368064

約数和(自身を除く): 654586044

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, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 243, 252, 270, 315, 324, 378, 405, 420, 486, 540, 567, 630, 729, 756, 810, 945, 972, 1134, 1215, 1260, 1458, 1620, 1701, 1890, 2268, 2430, 2467, 2835, 2916, 3402, 3645, 3780, 4860, 4934, 5103, 5670, 6804, 7290, 7401, 8505, 9868, 10206, 11340, 12335, 14580, 14802, 17010, 17269, 20412, 22203, 24670, 25515, 29604, 34020, 34538, 37005, 44406, 49340, 51030, 51807, 66609, 69076, 74010, 86345, 88812, 102060, 103614, 111015, 133218, 148020, 155421, 172690, 199827, 207228, 222030, 259035, 266436, 310842, 333045, 345380, 399654, 444060, 466263, 518070, 599481, 621684, 666090, 777105, 799308, 932526, 999135, 1036140, 1198962, 1332180, 1398789, 1554210, 1798443, 1865052, 1998270, 2331315, 2397924, 2797578, 2997405, 3108420, 3596886, 3996540, 4196367, 4662630, 5595156, 5994810, 6993945, 7193772, 8392734, 8992215, 9325260, 11989620, 12589101, 13987890, 16785468, 17984430, 20981835, 25178202, 27975780, 35968860, 41963670, 50356404, 62945505, 83927340, 125891010, 251782020]

約数ペア:

[(1, 251782020), (2, 125891010), (3, 83927340), (4, 62945505), (5, 50356404), (6, 41963670), (7, 35968860), (9, 27975780), (10, 25178202), (12, 20981835), (14, 17984430), (15, 16785468), (18, 13987890), (20, 12589101), (21, 11989620), (27, 9325260), (28, 8992215), (30, 8392734), (35, 7193772), (36, 6993945), (42, 5994810), (45, 5595156), (54, 4662630), (60, 4196367), (63, 3996540), (70, 3596886), (81, 3108420), (84, 2997405), (90, 2797578), (105, 2397924), (108, 2331315), (126, 1998270), (135, 1865052), (140, 1798443), (162, 1554210), (180, 1398789), (189, 1332180), (210, 1198962), (243, 1036140), (252, 999135), (270, 932526), (315, 799308), (324, 777105), (378, 666090), (405, 621684), (420, 599481), (486, 518070), (540, 466263), (567, 444060), (630, 399654), (729, 345380), (756, 333045), (810, 310842), (945, 266436), (972, 259035), (1134, 222030), (1215, 207228), (1260, 199827), (1458, 172690), (1620, 155421), (1701, 148020), (1890, 133218), (2268, 111015), (2430, 103614), (2467, 102060), (2835, 88812), (2916, 86345), (3402, 74010), (3645, 69076), (3780, 66609), (4860, 51807), (4934, 51030), (5103, 49340), (5670, 44406), (6804, 37005), (7290, 34538), (7401, 34020), (8505, 29604), (9868, 25515), (10206, 24670), (11340, 22203), (12335, 20412), (14580, 17269), (14802, 17010)]