297121280

素因数分解:

$2^9\times 5^1\times {\mathrm{277}}^1\times {\mathrm{419}}^1$

素因数の和:719

約数の個数: 80

約数和(自身を含む): 716672880

約数和(自身を除く): 419551600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 277, 320, 419, 512, 554, 640, 838, 1108, 1280, 1385, 1676, 2095, 2216, 2560, 2770, 3352, 4190, 4432, 5540, 6704, 8380, 8864, 11080, 13408, 16760, 17728, 22160, 26816, 33520, 35456, 44320, 53632, 67040, 70912, 88640, 107264, 116063, 134080, 141824, 177280, 214528, 232126, 268160, 354560, 464252, 536320, 580315, 709120, 928504, 1072640, 1160630, 1857008, 2321260, 3714016, 4642520, 7428032, 9285040, 14856064, 18570080, 29712128, 37140160, 59424256, 74280320, 148560640, 297121280]

約数ペア:

[(1, 297121280), (2, 148560640), (4, 74280320), (5, 59424256), (8, 37140160), (10, 29712128), (16, 18570080), (20, 14856064), (32, 9285040), (40, 7428032), (64, 4642520), (80, 3714016), (128, 2321260), (160, 1857008), (256, 1160630), (277, 1072640), (320, 928504), (419, 709120), (512, 580315), (554, 536320), (640, 464252), (838, 354560), (1108, 268160), (1280, 232126), (1385, 214528), (1676, 177280), (2095, 141824), (2216, 134080), (2560, 116063), (2770, 107264), (3352, 88640), (4190, 70912), (4432, 67040), (5540, 53632), (6704, 44320), (8380, 35456), (8864, 33520), (11080, 26816), (13408, 22160), (16760, 17728)]