289719472

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{463}}^1$

素因数の和:666

約数の個数: 80

約数和(自身を含む): 664655872

約数和(自身を除く): 374936400

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 112, 148, 151, 259, 296, 302, 463, 518, 592, 604, 926, 1036, 1057, 1208, 1852, 2072, 2114, 2416, 3241, 3704, 4144, 4228, 5587, 6482, 7408, 8456, 11174, 12964, 16912, 17131, 22348, 25928, 34262, 39109, 44696, 51856, 68524, 69913, 78218, 89392, 119917, 137048, 139826, 156436, 239834, 274096, 279652, 312872, 479668, 489391, 559304, 625744, 959336, 978782, 1118608, 1918672, 1957564, 2586781, 3915128, 5173562, 7830256, 10347124, 18107467, 20694248, 36214934, 41388496, 72429868, 144859736, 289719472]

約数ペア:

[(1, 289719472), (2, 144859736), (4, 72429868), (7, 41388496), (8, 36214934), (14, 20694248), (16, 18107467), (28, 10347124), (37, 7830256), (56, 5173562), (74, 3915128), (112, 2586781), (148, 1957564), (151, 1918672), (259, 1118608), (296, 978782), (302, 959336), (463, 625744), (518, 559304), (592, 489391), (604, 479668), (926, 312872), (1036, 279652), (1057, 274096), (1208, 239834), (1852, 156436), (2072, 139826), (2114, 137048), (2416, 119917), (3241, 89392), (3704, 78218), (4144, 69913), (4228, 68524), (5587, 51856), (6482, 44696), (7408, 39109), (8456, 34262), (11174, 25928), (12964, 22348), (16912, 17131)]