398458944

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{419}}^1$

素因数の和:577

約数の個数: 168

約数和(自身を含む): 1242608640

約数和(自身を除く): 844149696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 127, 144, 156, 192, 208, 234, 254, 288, 312, 381, 416, 419, 468, 508, 576, 624, 762, 832, 838, 936, 1016, 1143, 1248, 1257, 1524, 1651, 1676, 1872, 2032, 2286, 2496, 2514, 3048, 3302, 3352, 3744, 3771, 4064, 4572, 4953, 5028, 5447, 6096, 6604, 6704, 7488, 7542, 8128, 9144, 9906, 10056, 10894, 12192, 13208, 13408, 14859, 15084, 16341, 18288, 19812, 20112, 21788, 24384, 26416, 26816, 29718, 30168, 32682, 36576, 39624, 40224, 43576, 49023, 52832, 53213, 59436, 60336, 65364, 73152, 79248, 80448, 87152, 98046, 105664, 106426, 118872, 120672, 130728, 158496, 159639, 174304, 196092, 212852, 237744, 241344, 261456, 316992, 319278, 348608, 392184, 425704, 475488, 478917, 522912, 638556, 691769, 784368, 851408, 950976, 957834, 1045824, 1277112, 1383538, 1568736, 1702816, 1915668, 2075307, 2554224, 2767076, 3137472, 3405632, 3831336, 4150614, 5108448, 5534152, 6225921, 7662672, 8301228, 10216896, 11068304, 12451842, 15325344, 16602456, 22136608, 24903684, 30650688, 33204912, 44273216, 49807368, 66409824, 99614736, 132819648, 199229472, 398458944]

約数ペア:

[(1, 398458944), (2, 199229472), (3, 132819648), (4, 99614736), (6, 66409824), (8, 49807368), (9, 44273216), (12, 33204912), (13, 30650688), (16, 24903684), (18, 22136608), (24, 16602456), (26, 15325344), (32, 12451842), (36, 11068304), (39, 10216896), (48, 8301228), (52, 7662672), (64, 6225921), (72, 5534152), (78, 5108448), (96, 4150614), (104, 3831336), (117, 3405632), (127, 3137472), (144, 2767076), (156, 2554224), (192, 2075307), (208, 1915668), (234, 1702816), (254, 1568736), (288, 1383538), (312, 1277112), (381, 1045824), (416, 957834), (419, 950976), (468, 851408), (508, 784368), (576, 691769), (624, 638556), (762, 522912), (832, 478917), (838, 475488), (936, 425704), (1016, 392184), (1143, 348608), (1248, 319278), (1257, 316992), (1524, 261456), (1651, 241344), (1676, 237744), (1872, 212852), (2032, 196092), (2286, 174304), (2496, 159639), (2514, 158496), (3048, 130728), (3302, 120672), (3352, 118872), (3744, 106426), (3771, 105664), (4064, 98046), (4572, 87152), (4953, 80448), (5028, 79248), (5447, 73152), (6096, 65364), (6604, 60336), (6704, 59436), (7488, 53213), (7542, 52832), (8128, 49023), (9144, 43576), (9906, 40224), (10056, 39624), (10894, 36576), (12192, 32682), (13208, 30168), (13408, 29718), (14859, 26816), (15084, 26416), (16341, 24384), (18288, 21788), (19812, 20112)]