128686208

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:206

約数の個数: 128

約数和(自身を含む): 312560640

約数和(自身を除く): 183874432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 41, 56, 62, 64, 82, 112, 113, 124, 128, 164, 217, 224, 226, 248, 287, 328, 434, 448, 452, 496, 574, 656, 791, 868, 896, 904, 992, 1148, 1271, 1312, 1582, 1736, 1808, 1984, 2296, 2542, 2624, 3164, 3472, 3503, 3616, 3968, 4592, 4633, 5084, 5248, 6328, 6944, 7006, 7232, 8897, 9184, 9266, 10168, 12656, 13888, 14012, 14464, 17794, 18368, 18532, 20336, 24521, 25312, 27776, 28024, 32431, 35588, 36736, 37064, 40672, 49042, 50624, 56048, 64862, 71176, 74128, 81344, 98084, 101248, 112096, 129724, 142352, 143623, 148256, 162688, 196168, 224192, 259448, 284704, 287246, 296512, 392336, 448384, 518896, 569408, 574492, 593024, 784672, 1005361, 1037792, 1138816, 1148984, 1569344, 2010722, 2075584, 2297968, 3138688, 4021444, 4151168, 4595936, 8042888, 9191872, 16085776, 18383744, 32171552, 64343104, 128686208]

約数ペア:

[(1, 128686208), (2, 64343104), (4, 32171552), (7, 18383744), (8, 16085776), (14, 9191872), (16, 8042888), (28, 4595936), (31, 4151168), (32, 4021444), (41, 3138688), (56, 2297968), (62, 2075584), (64, 2010722), (82, 1569344), (112, 1148984), (113, 1138816), (124, 1037792), (128, 1005361), (164, 784672), (217, 593024), (224, 574492), (226, 569408), (248, 518896), (287, 448384), (328, 392336), (434, 296512), (448, 287246), (452, 284704), (496, 259448), (574, 224192), (656, 196168), (791, 162688), (868, 148256), (896, 143623), (904, 142352), (992, 129724), (1148, 112096), (1271, 101248), (1312, 98084), (1582, 81344), (1736, 74128), (1808, 71176), (1984, 64862), (2296, 56048), (2542, 50624), (2624, 49042), (3164, 40672), (3472, 37064), (3503, 36736), (3616, 35588), (3968, 32431), (4592, 28024), (4633, 27776), (5084, 25312), (5248, 24521), (6328, 20336), (6944, 18532), (7006, 18368), (7232, 17794), (8897, 14464), (9184, 14012), (9266, 13888), (10168, 12656)]