38345440

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:169

約数の個数: 144

約数和(自身を含む): 108419472

約数和(自身を除く): 70074032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 67, 70, 73, 80, 98, 112, 134, 140, 146, 160, 196, 224, 245, 268, 280, 292, 335, 365, 392, 469, 490, 511, 536, 560, 584, 670, 730, 784, 938, 980, 1022, 1072, 1120, 1168, 1340, 1460, 1568, 1876, 1960, 2044, 2144, 2336, 2345, 2555, 2680, 2920, 3283, 3577, 3752, 3920, 4088, 4690, 4891, 5110, 5360, 5840, 6566, 7154, 7504, 7840, 8176, 9380, 9782, 10220, 10720, 11680, 13132, 14308, 15008, 16352, 16415, 17885, 18760, 19564, 20440, 24455, 26264, 28616, 32830, 34237, 35770, 37520, 39128, 40880, 48910, 52528, 57232, 65660, 68474, 71540, 75040, 78256, 81760, 97820, 105056, 114464, 131320, 136948, 143080, 156512, 171185, 195640, 239659, 262640, 273896, 286160, 342370, 391280, 479318, 525280, 547792, 572320, 684740, 782560, 958636, 1095584, 1198295, 1369480, 1917272, 2396590, 2738960, 3834544, 4793180, 5477920, 7669088, 9586360, 19172720, 38345440]

約数ペア:

[(1, 38345440), (2, 19172720), (4, 9586360), (5, 7669088), (7, 5477920), (8, 4793180), (10, 3834544), (14, 2738960), (16, 2396590), (20, 1917272), (28, 1369480), (32, 1198295), (35, 1095584), (40, 958636), (49, 782560), (56, 684740), (67, 572320), (70, 547792), (73, 525280), (80, 479318), (98, 391280), (112, 342370), (134, 286160), (140, 273896), (146, 262640), (160, 239659), (196, 195640), (224, 171185), (245, 156512), (268, 143080), (280, 136948), (292, 131320), (335, 114464), (365, 105056), (392, 97820), (469, 81760), (490, 78256), (511, 75040), (536, 71540), (560, 68474), (584, 65660), (670, 57232), (730, 52528), (784, 48910), (938, 40880), (980, 39128), (1022, 37520), (1072, 35770), (1120, 34237), (1168, 32830), (1340, 28616), (1460, 26264), (1568, 24455), (1876, 20440), (1960, 19564), (2044, 18760), (2144, 17885), (2336, 16415), (2345, 16352), (2555, 15008), (2680, 14308), (2920, 13132), (3283, 11680), (3577, 10720), (3752, 10220), (3920, 9782), (4088, 9380), (4690, 8176), (4891, 7840), (5110, 7504), (5360, 7154), (5840, 6566)]