643540716

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:274

約数の個数: 288

約数和(自身を含む): 2160704000

約数和(自身を除く): 1517163284

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 19, 21, 26, 28, 36, 38, 39, 42, 49, 52, 57, 63, 76, 78, 84, 91, 98, 114, 117, 126, 133, 147, 156, 171, 182, 196, 211, 228, 234, 247, 252, 266, 273, 294, 342, 343, 364, 399, 422, 441, 468, 494, 532, 546, 588, 633, 637, 684, 686, 741, 798, 819, 844, 882, 931, 988, 1029, 1092, 1197, 1266, 1274, 1372, 1477, 1482, 1596, 1638, 1729, 1764, 1862, 1899, 1911, 2058, 2223, 2394, 2532, 2548, 2743, 2793, 2954, 2964, 3087, 3276, 3458, 3724, 3798, 3822, 4009, 4116, 4431, 4446, 4459, 4788, 5187, 5486, 5586, 5733, 5908, 6174, 6517, 6916, 7596, 7644, 8018, 8229, 8379, 8862, 8892, 8918, 10339, 10374, 10972, 11172, 11466, 12027, 12103, 12348, 13034, 13293, 13377, 15561, 16036, 16458, 16758, 17724, 17836, 19201, 19551, 20678, 20748, 22932, 24054, 24206, 24687, 26068, 26586, 26754, 28063, 31017, 31122, 32916, 33516, 36081, 36309, 38402, 39102, 40131, 41356, 48108, 48412, 49374, 52117, 53172, 53508, 56126, 57603, 58653, 62034, 62244, 72162, 72373, 72618, 76804, 78204, 80262, 84189, 84721, 93051, 98748, 104234, 108927, 112252, 115206, 117306, 124068, 134407, 144324, 144746, 145236, 156351, 160524, 168378, 169442, 172809, 186102, 196441, 208468, 217119, 217854, 230412, 234612, 252567, 254163, 268814, 289492, 312702, 336756, 338884, 345618, 364819, 372204, 392882, 403221, 434238, 435708, 469053, 505134, 508326, 537628, 589323, 625404, 651357, 691236, 729638, 762489, 785764, 806442, 868476, 938106, 940849, 1010268, 1016652, 1094457, 1178646, 1209663, 1302714, 1375087, 1459276, 1524978, 1612884, 1767969, 1876212, 1881698, 2188914, 2357292, 2419326, 2553733, 2605428, 2750174, 2822547, 3049956, 3283371, 3535938, 3763396, 4125261, 4377828, 4838652, 5107466, 5500348, 5645094, 6566742, 7071876, 7661199, 8250522, 8467641, 10214932, 11290188, 12375783, 13133484, 15322398, 16501044, 16935282, 17876131, 22983597, 24751566, 30644796, 33870564, 35752262, 45967194, 49503132, 53628393, 71504524, 91934388, 107256786, 160885179, 214513572, 321770358, 643540716]

約数ペア:

[(1, 643540716), (2, 321770358), (3, 214513572), (4, 160885179), (6, 107256786), (7, 91934388), (9, 71504524), (12, 53628393), (13, 49503132), (14, 45967194), (18, 35752262), (19, 33870564), (21, 30644796), (26, 24751566), (28, 22983597), (36, 17876131), (38, 16935282), (39, 16501044), (42, 15322398), (49, 13133484), (52, 12375783), (57, 11290188), (63, 10214932), (76, 8467641), (78, 8250522), (84, 7661199), (91, 7071876), (98, 6566742), (114, 5645094), (117, 5500348), (126, 5107466), (133, 4838652), (147, 4377828), (156, 4125261), (171, 3763396), (182, 3535938), (196, 3283371), (211, 3049956), (228, 2822547), (234, 2750174), (247, 2605428), (252, 2553733), (266, 2419326), (273, 2357292), (294, 2188914), (342, 1881698), (343, 1876212), (364, 1767969), (399, 1612884), (422, 1524978), (441, 1459276), (468, 1375087), (494, 1302714), (532, 1209663), (546, 1178646), (588, 1094457), (633, 1016652), (637, 1010268), (684, 940849), (686, 938106), (741, 868476), (798, 806442), (819, 785764), (844, 762489), (882, 729638), (931, 691236), (988, 651357), (1029, 625404), (1092, 589323), (1197, 537628), (1266, 508326), (1274, 505134), (1372, 469053), (1477, 435708), (1482, 434238), (1596, 403221), (1638, 392882), (1729, 372204), (1764, 364819), (1862, 345618), (1899, 338884), (1911, 336756), (2058, 312702), (2223, 289492), (2394, 268814), (2532, 254163), (2548, 252567), (2743, 234612), (2793, 230412), (2954, 217854), (2964, 217119), (3087, 208468), (3276, 196441), (3458, 186102), (3724, 172809), (3798, 169442), (3822, 168378), (4009, 160524), (4116, 156351), (4431, 145236), (4446, 144746), (4459, 144324), (4788, 134407), (5187, 124068), (5486, 117306), (5586, 115206), (5733, 112252), (5908, 108927), (6174, 104234), (6517, 98748), (6916, 93051), (7596, 84721), (7644, 84189), (8018, 80262), (8229, 78204), (8379, 76804), (8862, 72618), (8892, 72373), (8918, 72162), (10339, 62244), (10374, 62034), (10972, 58653), (11172, 57603), (11466, 56126), (12027, 53508), (12103, 53172), (12348, 52117), (13034, 49374), (13293, 48412), (13377, 48108), (15561, 41356), (16036, 40131), (16458, 39102), (16758, 38402), (17724, 36309), (17836, 36081), (19201, 33516), (19551, 32916), (20678, 31122), (20748, 31017), (22932, 28063), (24054, 26754), (24206, 26586), (24687, 26068)]