201600280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1033}}^1$

素因数の和:1109

約数の個数: 128

約数和(自身を含む): 562826880

約数和(自身を除く): 361226600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 41, 56, 68, 70, 82, 85, 119, 136, 140, 164, 170, 205, 238, 280, 287, 328, 340, 410, 476, 574, 595, 680, 697, 820, 952, 1033, 1148, 1190, 1394, 1435, 1640, 2066, 2296, 2380, 2788, 2870, 3485, 4132, 4760, 4879, 5165, 5576, 5740, 6970, 7231, 8264, 9758, 10330, 11480, 13940, 14462, 17561, 19516, 20660, 24395, 27880, 28924, 35122, 36155, 39032, 41320, 42353, 48790, 57848, 70244, 72310, 84706, 87805, 97580, 122927, 140488, 144620, 169412, 175610, 195160, 211765, 245854, 289240, 296471, 338824, 351220, 423530, 491708, 592942, 614635, 702440, 720001, 847060, 983416, 1185884, 1229270, 1440002, 1482355, 1694120, 2371768, 2458540, 2880004, 2964710, 3600005, 4917080, 5040007, 5760008, 5929420, 7200010, 10080014, 11858840, 14400020, 20160028, 25200035, 28800040, 40320056, 50400070, 100800140, 201600280]

約数ペア:

[(1, 201600280), (2, 100800140), (4, 50400070), (5, 40320056), (7, 28800040), (8, 25200035), (10, 20160028), (14, 14400020), (17, 11858840), (20, 10080014), (28, 7200010), (34, 5929420), (35, 5760008), (40, 5040007), (41, 4917080), (56, 3600005), (68, 2964710), (70, 2880004), (82, 2458540), (85, 2371768), (119, 1694120), (136, 1482355), (140, 1440002), (164, 1229270), (170, 1185884), (205, 983416), (238, 847060), (280, 720001), (287, 702440), (328, 614635), (340, 592942), (410, 491708), (476, 423530), (574, 351220), (595, 338824), (680, 296471), (697, 289240), (820, 245854), (952, 211765), (1033, 195160), (1148, 175610), (1190, 169412), (1394, 144620), (1435, 140488), (1640, 122927), (2066, 97580), (2296, 87805), (2380, 84706), (2788, 72310), (2870, 70244), (3485, 57848), (4132, 48790), (4760, 42353), (4879, 41320), (5165, 39032), (5576, 36155), (5740, 35122), (6970, 28924), (7231, 27880), (8264, 24395), (9758, 20660), (10330, 19516), (11480, 17561), (13940, 14462)]