207715980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:224

約数の個数: 192

約数和(自身を含む): 649958400

約数和(自身を除く): 442242420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 29, 30, 38, 57, 58, 60, 61, 76, 87, 95, 103, 114, 116, 122, 145, 174, 183, 190, 206, 228, 244, 285, 290, 305, 309, 348, 366, 380, 412, 435, 515, 551, 570, 580, 610, 618, 732, 870, 915, 1030, 1102, 1140, 1159, 1220, 1236, 1545, 1653, 1740, 1769, 1830, 1957, 2060, 2204, 2318, 2755, 2987, 3090, 3306, 3477, 3538, 3660, 3914, 4636, 5307, 5510, 5795, 5871, 5974, 6180, 6283, 6612, 6954, 7076, 7828, 8265, 8845, 8961, 9785, 10614, 11020, 11590, 11742, 11948, 12566, 13908, 14935, 16530, 17385, 17690, 17922, 18849, 19570, 21228, 23180, 23484, 25132, 26535, 29355, 29870, 31415, 33060, 33611, 34770, 35380, 35844, 37698, 39140, 44805, 53070, 56753, 58710, 59740, 62830, 67222, 69540, 75396, 89610, 94245, 100833, 106140, 113506, 117420, 119377, 125660, 134444, 168055, 170259, 179220, 182207, 188490, 201666, 227012, 238754, 283765, 336110, 340518, 358131, 364414, 376980, 403332, 477508, 504165, 546621, 567530, 596885, 672220, 681036, 716262, 728828, 851295, 911035, 1008330, 1093242, 1135060, 1193770, 1432524, 1702590, 1790655, 1822070, 2016660, 2186484, 2387540, 2733105, 3405180, 3461933, 3581310, 3644140, 5466210, 6923866, 7162620, 10385799, 10932420, 13847732, 17309665, 20771598, 34619330, 41543196, 51928995, 69238660, 103857990, 207715980]

約数ペア:

[(1, 207715980), (2, 103857990), (3, 69238660), (4, 51928995), (5, 41543196), (6, 34619330), (10, 20771598), (12, 17309665), (15, 13847732), (19, 10932420), (20, 10385799), (29, 7162620), (30, 6923866), (38, 5466210), (57, 3644140), (58, 3581310), (60, 3461933), (61, 3405180), (76, 2733105), (87, 2387540), (95, 2186484), (103, 2016660), (114, 1822070), (116, 1790655), (122, 1702590), (145, 1432524), (174, 1193770), (183, 1135060), (190, 1093242), (206, 1008330), (228, 911035), (244, 851295), (285, 728828), (290, 716262), (305, 681036), (309, 672220), (348, 596885), (366, 567530), (380, 546621), (412, 504165), (435, 477508), (515, 403332), (551, 376980), (570, 364414), (580, 358131), (610, 340518), (618, 336110), (732, 283765), (870, 238754), (915, 227012), (1030, 201666), (1102, 188490), (1140, 182207), (1159, 179220), (1220, 170259), (1236, 168055), (1545, 134444), (1653, 125660), (1740, 119377), (1769, 117420), (1830, 113506), (1957, 106140), (2060, 100833), (2204, 94245), (2318, 89610), (2755, 75396), (2987, 69540), (3090, 67222), (3306, 62830), (3477, 59740), (3538, 58710), (3660, 56753), (3914, 53070), (4636, 44805), (5307, 39140), (5510, 37698), (5795, 35844), (5871, 35380), (5974, 34770), (6180, 33611), (6283, 33060), (6612, 31415), (6954, 29870), (7076, 29355), (7828, 26535), (8265, 25132), (8845, 23484), (8961, 23180), (9785, 21228), (10614, 19570), (11020, 18849), (11590, 17922), (11742, 17690), (11948, 17385), (12566, 16530), (13908, 14935)]