490774144

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{17669}}^1$

素因数の和:17721

約数の個数: 64

約数和(自身を含む): 1153497600

約数和(自身を除く): 662723456

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 434, 448, 496, 868, 896, 992, 1736, 1984, 3472, 3968, 6944, 13888, 17669, 27776, 35338, 70676, 123683, 141352, 247366, 282704, 494732, 547739, 565408, 989464, 1095478, 1130816, 1978928, 2190956, 2261632, 3834173, 3957856, 4381912, 7668346, 7915712, 8763824, 15336692, 15831424, 17527648, 30673384, 35055296, 61346768, 70110592, 122693536, 245387072, 490774144]

約数ペア:

[(1, 490774144), (2, 245387072), (4, 122693536), (7, 70110592), (8, 61346768), (14, 35055296), (16, 30673384), (28, 17527648), (31, 15831424), (32, 15336692), (56, 8763824), (62, 7915712), (64, 7668346), (112, 4381912), (124, 3957856), (128, 3834173), (217, 2261632), (224, 2190956), (248, 1978928), (434, 1130816), (448, 1095478), (496, 989464), (868, 565408), (896, 547739), (992, 494732), (1736, 282704), (1984, 247366), (3472, 141352), (3968, 123683), (6944, 70676), (13888, 35338), (17669, 27776)]