128348740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:198

約数の個数: 96

約数和(自身を含む): 307077120

約数和(自身を除く): 178728380

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 127, 130, 169, 230, 254, 260, 299, 338, 460, 508, 598, 635, 676, 845, 1196, 1270, 1495, 1651, 1690, 2197, 2540, 2921, 2990, 3302, 3380, 3887, 4394, 5842, 5980, 6604, 7774, 8255, 8788, 10985, 11684, 14605, 15548, 16510, 19435, 21463, 21970, 29210, 33020, 37973, 38870, 42926, 43940, 50531, 58420, 75946, 77740, 85852, 101062, 107315, 151892, 189865, 202124, 214630, 252655, 279019, 379730, 429260, 493649, 505310, 558038, 759460, 987298, 1010620, 1116076, 1395095, 1974596, 2468245, 2790190, 4936490, 5580380, 6417437, 9872980, 12834874, 25669748, 32087185, 64174370, 128348740]

約数ペア:

[(1, 128348740), (2, 64174370), (4, 32087185), (5, 25669748), (10, 12834874), (13, 9872980), (20, 6417437), (23, 5580380), (26, 4936490), (46, 2790190), (52, 2468245), (65, 1974596), (92, 1395095), (115, 1116076), (127, 1010620), (130, 987298), (169, 759460), (230, 558038), (254, 505310), (260, 493649), (299, 429260), (338, 379730), (460, 279019), (508, 252655), (598, 214630), (635, 202124), (676, 189865), (845, 151892), (1196, 107315), (1270, 101062), (1495, 85852), (1651, 77740), (1690, 75946), (2197, 58420), (2540, 50531), (2921, 43940), (2990, 42926), (3302, 38870), (3380, 37973), (3887, 33020), (4394, 29210), (5842, 21970), (5980, 21463), (6604, 19435), (7774, 16510), (8255, 15548), (8788, 14605), (10985, 11684)]