258303930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{1493}}^1$

素因数の和:1655

約数の個数: 64

約数和(自身を含む): 636802560

約数和(自身を除く): 378498630

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 73, 79, 146, 158, 219, 237, 365, 395, 438, 474, 730, 790, 1095, 1185, 1493, 2190, 2370, 2986, 4479, 5767, 7465, 8958, 11534, 14930, 17301, 22395, 28835, 34602, 44790, 57670, 86505, 108989, 117947, 173010, 217978, 235894, 326967, 353841, 544945, 589735, 653934, 707682, 1089890, 1179470, 1634835, 1769205, 3269670, 3538410, 8610131, 17220262, 25830393, 43050655, 51660786, 86101310, 129151965, 258303930]

約数ペア:

[(1, 258303930), (2, 129151965), (3, 86101310), (5, 51660786), (6, 43050655), (10, 25830393), (15, 17220262), (30, 8610131), (73, 3538410), (79, 3269670), (146, 1769205), (158, 1634835), (219, 1179470), (237, 1089890), (365, 707682), (395, 653934), (438, 589735), (474, 544945), (730, 353841), (790, 326967), (1095, 235894), (1185, 217978), (1493, 173010), (2190, 117947), (2370, 108989), (2986, 86505), (4479, 57670), (5767, 44790), (7465, 34602), (8958, 28835), (11534, 22395), (14930, 17301)]