251083840

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{239}}^1$

素因数の和:337

約数の個数: 168

約数和(自身を含む): 708842880

約数和(自身を除く): 457759040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 67, 70, 80, 98, 112, 134, 140, 160, 196, 224, 239, 245, 268, 280, 320, 335, 392, 448, 469, 478, 490, 536, 560, 670, 784, 938, 956, 980, 1072, 1120, 1195, 1340, 1568, 1673, 1876, 1912, 1960, 2144, 2240, 2345, 2390, 2680, 3136, 3283, 3346, 3752, 3824, 3920, 4288, 4690, 4780, 5360, 6566, 6692, 7504, 7648, 7840, 8365, 9380, 9560, 10720, 11711, 13132, 13384, 15008, 15296, 15680, 16013, 16415, 16730, 18760, 19120, 21440, 23422, 26264, 26768, 30016, 32026, 32830, 33460, 37520, 38240, 46844, 52528, 53536, 58555, 64052, 65660, 66920, 75040, 76480, 80065, 93688, 105056, 107072, 112091, 117110, 128104, 131320, 133840, 150080, 160130, 187376, 210112, 224182, 234220, 256208, 262640, 267680, 320260, 374752, 448364, 468440, 512416, 525280, 535360, 560455, 640520, 749504, 784637, 896728, 936880, 1024832, 1050560, 1120910, 1281040, 1569274, 1793456, 1873760, 2241820, 2562080, 3138548, 3586912, 3747520, 3923185, 4483640, 5124160, 6277096, 7173824, 7846370, 8967280, 12554192, 15692740, 17934560, 25108384, 31385480, 35869120, 50216768, 62770960, 125541920, 251083840]

約数ペア:

[(1, 251083840), (2, 125541920), (4, 62770960), (5, 50216768), (7, 35869120), (8, 31385480), (10, 25108384), (14, 17934560), (16, 15692740), (20, 12554192), (28, 8967280), (32, 7846370), (35, 7173824), (40, 6277096), (49, 5124160), (56, 4483640), (64, 3923185), (67, 3747520), (70, 3586912), (80, 3138548), (98, 2562080), (112, 2241820), (134, 1873760), (140, 1793456), (160, 1569274), (196, 1281040), (224, 1120910), (239, 1050560), (245, 1024832), (268, 936880), (280, 896728), (320, 784637), (335, 749504), (392, 640520), (448, 560455), (469, 535360), (478, 525280), (490, 512416), (536, 468440), (560, 448364), (670, 374752), (784, 320260), (938, 267680), (956, 262640), (980, 256208), (1072, 234220), (1120, 224182), (1195, 210112), (1340, 187376), (1568, 160130), (1673, 150080), (1876, 133840), (1912, 131320), (1960, 128104), (2144, 117110), (2240, 112091), (2345, 107072), (2390, 105056), (2680, 93688), (3136, 80065), (3283, 76480), (3346, 75040), (3752, 66920), (3824, 65660), (3920, 64052), (4288, 58555), (4690, 53536), (4780, 52528), (5360, 46844), (6566, 38240), (6692, 37520), (7504, 33460), (7648, 32830), (7840, 32026), (8365, 30016), (9380, 26768), (9560, 26264), (10720, 23422), (11711, 21440), (13132, 19120), (13384, 18760), (15008, 16730), (15296, 16415), (15680, 16013)]