205494744

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2543}}^1$

素因数の和:2609

約数の個数: 128

約数和(自身を含む): 649635840

約数和(自身を除く): 444141096

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 37, 39, 42, 52, 56, 74, 78, 84, 91, 104, 111, 148, 156, 168, 182, 222, 259, 273, 296, 312, 364, 444, 481, 518, 546, 728, 777, 888, 962, 1036, 1092, 1443, 1554, 1924, 2072, 2184, 2543, 2886, 3108, 3367, 3848, 5086, 5772, 6216, 6734, 7629, 10101, 10172, 11544, 13468, 15258, 17801, 20202, 20344, 26936, 30516, 33059, 35602, 40404, 53403, 61032, 66118, 71204, 80808, 94091, 99177, 106806, 132236, 142408, 188182, 198354, 213612, 231413, 264472, 282273, 376364, 396708, 427224, 462826, 564546, 658637, 694239, 752728, 793416, 925652, 1129092, 1223183, 1317274, 1388478, 1851304, 1975911, 2258184, 2446366, 2634548, 2776956, 3669549, 3951822, 4892732, 5269096, 5553912, 7339098, 7903644, 8562281, 9785464, 14678196, 15807288, 17124562, 25686843, 29356392, 34249124, 51373686, 68498248, 102747372, 205494744]

約数ペア:

[(1, 205494744), (2, 102747372), (3, 68498248), (4, 51373686), (6, 34249124), (7, 29356392), (8, 25686843), (12, 17124562), (13, 15807288), (14, 14678196), (21, 9785464), (24, 8562281), (26, 7903644), (28, 7339098), (37, 5553912), (39, 5269096), (42, 4892732), (52, 3951822), (56, 3669549), (74, 2776956), (78, 2634548), (84, 2446366), (91, 2258184), (104, 1975911), (111, 1851304), (148, 1388478), (156, 1317274), (168, 1223183), (182, 1129092), (222, 925652), (259, 793416), (273, 752728), (296, 694239), (312, 658637), (364, 564546), (444, 462826), (481, 427224), (518, 396708), (546, 376364), (728, 282273), (777, 264472), (888, 231413), (962, 213612), (1036, 198354), (1092, 188182), (1443, 142408), (1554, 132236), (1924, 106806), (2072, 99177), (2184, 94091), (2543, 80808), (2886, 71204), (3108, 66118), (3367, 61032), (3848, 53403), (5086, 40404), (5772, 35602), (6216, 33059), (6734, 30516), (7629, 26936), (10101, 20344), (10172, 20202), (11544, 17801), (13468, 15258)]