320519168

素因数分解:

$2^{10}\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:513

約数の個数: 88

約数和(自身を含む): 691722240

約数和(自身を除く): 371203072

約数列:

[1, 2, 4, 8, 16, 23, 31, 32, 46, 62, 64, 92, 124, 128, 184, 248, 256, 368, 439, 496, 512, 713, 736, 878, 992, 1024, 1426, 1472, 1756, 1984, 2852, 2944, 3512, 3968, 5704, 5888, 7024, 7936, 10097, 11408, 11776, 13609, 14048, 15872, 20194, 22816, 23552, 27218, 28096, 31744, 40388, 45632, 54436, 56192, 80776, 91264, 108872, 112384, 161552, 182528, 217744, 224768, 313007, 323104, 365056, 435488, 449536, 626014, 646208, 730112, 870976, 1252028, 1292416, 1741952, 2504056, 2584832, 3483904, 5008112, 5169664, 6967808, 10016224, 10339328, 13935616, 20032448, 40064896, 80129792, 160259584, 320519168]

約数ペア:

[(1, 320519168), (2, 160259584), (4, 80129792), (8, 40064896), (16, 20032448), (23, 13935616), (31, 10339328), (32, 10016224), (46, 6967808), (62, 5169664), (64, 5008112), (92, 3483904), (124, 2584832), (128, 2504056), (184, 1741952), (248, 1292416), (256, 1252028), (368, 870976), (439, 730112), (496, 646208), (512, 626014), (713, 449536), (736, 435488), (878, 365056), (992, 323104), (1024, 313007), (1426, 224768), (1472, 217744), (1756, 182528), (1984, 161552), (2852, 112384), (2944, 108872), (3512, 91264), (3968, 80776), (5704, 56192), (5888, 54436), (7024, 45632), (7936, 40388), (10097, 31744), (11408, 28096), (11776, 27218), (13609, 23552), (14048, 22816), (15872, 20194)]