490651136

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1627}}^1$

素因数の和:1695

約数の個数: 80

約数和(自身を含む): 1065884160

約数和(自身を除く): 575233024

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 128, 152, 248, 256, 304, 496, 512, 589, 608, 992, 1178, 1216, 1627, 1984, 2356, 2432, 3254, 3968, 4712, 4864, 6508, 7936, 9424, 9728, 13016, 15872, 18848, 26032, 30913, 37696, 50437, 52064, 61826, 75392, 100874, 104128, 123652, 150784, 201748, 208256, 247304, 301568, 403496, 416512, 494608, 806992, 833024, 958303, 989216, 1613984, 1916606, 1978432, 3227968, 3833212, 3956864, 6455936, 7666424, 7913728, 12911872, 15332848, 15827456, 25823744, 30665696, 61331392, 122662784, 245325568, 490651136]

約数ペア:

[(1, 490651136), (2, 245325568), (4, 122662784), (8, 61331392), (16, 30665696), (19, 25823744), (31, 15827456), (32, 15332848), (38, 12911872), (62, 7913728), (64, 7666424), (76, 6455936), (124, 3956864), (128, 3833212), (152, 3227968), (248, 1978432), (256, 1916606), (304, 1613984), (496, 989216), (512, 958303), (589, 833024), (608, 806992), (992, 494608), (1178, 416512), (1216, 403496), (1627, 301568), (1984, 247304), (2356, 208256), (2432, 201748), (3254, 150784), (3968, 123652), (4712, 104128), (4864, 100874), (6508, 75392), (7936, 61826), (9424, 52064), (9728, 50437), (13016, 37696), (15872, 30913), (18848, 26032)]