638918784

素因数分解:

$2^7\times 3^2\times 7^1\times {\mathrm{79231}}^1$

素因数の和:79258

約数の個数: 96

約数和(自身を含む): 2101232640

約数和(自身を除く): 1462313856

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 288, 336, 384, 448, 504, 576, 672, 896, 1008, 1152, 1344, 2016, 2688, 4032, 8064, 79231, 158462, 237693, 316924, 475386, 554617, 633848, 713079, 950772, 1109234, 1267696, 1426158, 1663851, 1901544, 2218468, 2535392, 2852316, 3327702, 3803088, 4436936, 4991553, 5070784, 5704632, 6655404, 7606176, 8873872, 9983106, 10141568, 11409264, 13310808, 15212352, 17747744, 19966212, 22818528, 26621616, 30424704, 35495488, 39932424, 45637056, 53243232, 70990976, 79864848, 91274112, 106486464, 159729696, 212972928, 319459392, 638918784]

約数ペア:

[(1, 638918784), (2, 319459392), (3, 212972928), (4, 159729696), (6, 106486464), (7, 91274112), (8, 79864848), (9, 70990976), (12, 53243232), (14, 45637056), (16, 39932424), (18, 35495488), (21, 30424704), (24, 26621616), (28, 22818528), (32, 19966212), (36, 17747744), (42, 15212352), (48, 13310808), (56, 11409264), (63, 10141568), (64, 9983106), (72, 8873872), (84, 7606176), (96, 6655404), (112, 5704632), (126, 5070784), (128, 4991553), (144, 4436936), (168, 3803088), (192, 3327702), (224, 2852316), (252, 2535392), (288, 2218468), (336, 1901544), (384, 1663851), (448, 1426158), (504, 1267696), (576, 1109234), (672, 950772), (896, 713079), (1008, 633848), (1152, 554617), (1344, 475386), (2016, 316924), (2688, 237693), (4032, 158462), (8064, 79231)]