181807080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{16649}}^1$

素因数の和:16683

約数の個数: 128

約数和(自身を含む): 671328000

約数和(自身を除く): 489520920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 16649, 33298, 49947, 66596, 83245, 99894, 116543, 133192, 166490, 199788, 216437, 233086, 249735, 332980, 349629, 399576, 432874, 466172, 499470, 582715, 649311, 665960, 699258, 865748, 932344, 998940, 1082185, 1165430, 1298622, 1398516, 1515059, 1731496, 1748145, 1997880, 2164370, 2330860, 2597244, 2797032, 3030118, 3246555, 3496290, 4328740, 4545177, 4661720, 5194488, 6060236, 6493110, 6992580, 7575295, 8657480, 9090354, 12120472, 12986220, 13985160, 15150590, 18180708, 22725885, 25972440, 30301180, 36361416, 45451770, 60602360, 90903540, 181807080]

約数ペア:

[(1, 181807080), (2, 90903540), (3, 60602360), (4, 45451770), (5, 36361416), (6, 30301180), (7, 25972440), (8, 22725885), (10, 18180708), (12, 15150590), (13, 13985160), (14, 12986220), (15, 12120472), (20, 9090354), (21, 8657480), (24, 7575295), (26, 6992580), (28, 6493110), (30, 6060236), (35, 5194488), (39, 4661720), (40, 4545177), (42, 4328740), (52, 3496290), (56, 3246555), (60, 3030118), (65, 2797032), (70, 2597244), (78, 2330860), (84, 2164370), (91, 1997880), (104, 1748145), (105, 1731496), (120, 1515059), (130, 1398516), (140, 1298622), (156, 1165430), (168, 1082185), (182, 998940), (195, 932344), (210, 865748), (260, 699258), (273, 665960), (280, 649311), (312, 582715), (364, 499470), (390, 466172), (420, 432874), (455, 399576), (520, 349629), (546, 332980), (728, 249735), (780, 233086), (840, 216437), (910, 199788), (1092, 166490), (1365, 133192), (1560, 116543), (1820, 99894), (2184, 83245), (2730, 66596), (3640, 49947), (5460, 33298), (10920, 16649)]