280446080

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23063}}^1$

素因数の和:23101

約数の個数: 64

約数和(自身を含む): 705758400

約数和(自身を除く): 425312320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2432, 3040, 6080, 12160, 23063, 46126, 92252, 115315, 184504, 230630, 369008, 438197, 461260, 738016, 876394, 922520, 1476032, 1752788, 1845040, 2190985, 2952064, 3505576, 3690080, 4381970, 7011152, 7380160, 8763940, 14022304, 14760320, 17527880, 28044608, 35055760, 56089216, 70111520, 140223040, 280446080]

約数ペア:

[(1, 280446080), (2, 140223040), (4, 70111520), (5, 56089216), (8, 35055760), (10, 28044608), (16, 17527880), (19, 14760320), (20, 14022304), (32, 8763940), (38, 7380160), (40, 7011152), (64, 4381970), (76, 3690080), (80, 3505576), (95, 2952064), (128, 2190985), (152, 1845040), (160, 1752788), (190, 1476032), (304, 922520), (320, 876394), (380, 738016), (608, 461260), (640, 438197), (760, 369008), (1216, 230630), (1520, 184504), (2432, 115315), (3040, 92252), (6080, 46126), (12160, 23063)]