251744360

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:200

約数の個数: 192

約数和(自身を含む): 704246400

約数和(自身を除く): 452502040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 43, 49, 56, 58, 70, 86, 98, 103, 116, 140, 145, 172, 196, 203, 206, 215, 232, 245, 280, 290, 301, 344, 392, 406, 412, 430, 490, 515, 580, 602, 721, 812, 824, 860, 980, 1015, 1030, 1160, 1204, 1247, 1421, 1442, 1505, 1624, 1720, 1960, 2030, 2060, 2107, 2408, 2494, 2842, 2884, 2987, 3010, 3605, 4060, 4120, 4214, 4429, 4988, 5047, 5684, 5768, 5974, 6020, 6235, 7105, 7210, 8120, 8428, 8729, 8858, 9976, 10094, 10535, 11368, 11948, 12040, 12470, 14210, 14420, 14935, 16856, 17458, 17716, 20188, 20909, 21070, 22145, 23896, 24940, 25235, 28420, 28840, 29870, 31003, 34916, 35432, 40376, 41818, 42140, 43645, 44290, 49880, 50470, 56840, 59740, 61103, 62006, 69832, 83636, 84280, 87290, 88580, 100940, 104545, 119480, 122206, 124012, 128441, 146363, 155015, 167272, 174580, 177160, 201880, 209090, 217021, 244412, 248024, 256882, 292726, 305515, 310030, 349160, 418180, 434042, 488824, 513764, 585452, 611030, 620060, 642205, 731815, 836360, 868084, 899087, 1027528, 1085105, 1170904, 1222060, 1240120, 1284410, 1463630, 1736168, 1798174, 2170210, 2444120, 2568820, 2927260, 3596348, 4340420, 4495435, 5137640, 5854520, 6293609, 7192696, 8680840, 8990870, 12587218, 17981740, 25174436, 31468045, 35963480, 50348872, 62936090, 125872180, 251744360]

約数ペア:

[(1, 251744360), (2, 125872180), (4, 62936090), (5, 50348872), (7, 35963480), (8, 31468045), (10, 25174436), (14, 17981740), (20, 12587218), (28, 8990870), (29, 8680840), (35, 7192696), (40, 6293609), (43, 5854520), (49, 5137640), (56, 4495435), (58, 4340420), (70, 3596348), (86, 2927260), (98, 2568820), (103, 2444120), (116, 2170210), (140, 1798174), (145, 1736168), (172, 1463630), (196, 1284410), (203, 1240120), (206, 1222060), (215, 1170904), (232, 1085105), (245, 1027528), (280, 899087), (290, 868084), (301, 836360), (344, 731815), (392, 642205), (406, 620060), (412, 611030), (430, 585452), (490, 513764), (515, 488824), (580, 434042), (602, 418180), (721, 349160), (812, 310030), (824, 305515), (860, 292726), (980, 256882), (1015, 248024), (1030, 244412), (1160, 217021), (1204, 209090), (1247, 201880), (1421, 177160), (1442, 174580), (1505, 167272), (1624, 155015), (1720, 146363), (1960, 128441), (2030, 124012), (2060, 122206), (2107, 119480), (2408, 104545), (2494, 100940), (2842, 88580), (2884, 87290), (2987, 84280), (3010, 83636), (3605, 69832), (4060, 62006), (4120, 61103), (4214, 59740), (4429, 56840), (4988, 50470), (5047, 49880), (5684, 44290), (5768, 43645), (5974, 42140), (6020, 41818), (6235, 40376), (7105, 35432), (7210, 34916), (8120, 31003), (8428, 29870), (8729, 28840), (8858, 28420), (9976, 25235), (10094, 24940), (10535, 23896), (11368, 22145), (11948, 21070), (12040, 20909), (12470, 20188), (14210, 17716), (14420, 17458), (14935, 16856)]