339906190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1439}}^1$

素因数の和:1561

約数の個数: 64

約数和(自身を含む): 696729600

約数和(自身を除く): 356823410

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 79, 115, 130, 158, 230, 299, 395, 598, 790, 1027, 1439, 1495, 1817, 2054, 2878, 2990, 3634, 5135, 7195, 9085, 10270, 14390, 18170, 18707, 23621, 33097, 37414, 47242, 66194, 93535, 113681, 118105, 165485, 187070, 227362, 236210, 330970, 430261, 568405, 860522, 1136810, 1477853, 2151305, 2614663, 2955706, 4302610, 5229326, 7389265, 13073315, 14778530, 26146630, 33990619, 67981238, 169953095, 339906190]

約数ペア:

[(1, 339906190), (2, 169953095), (5, 67981238), (10, 33990619), (13, 26146630), (23, 14778530), (26, 13073315), (46, 7389265), (65, 5229326), (79, 4302610), (115, 2955706), (130, 2614663), (158, 2151305), (230, 1477853), (299, 1136810), (395, 860522), (598, 568405), (790, 430261), (1027, 330970), (1439, 236210), (1495, 227362), (1817, 187070), (2054, 165485), (2878, 118105), (2990, 113681), (3634, 93535), (5135, 66194), (7195, 47242), (9085, 37414), (10270, 33097), (14390, 23621), (18170, 18707)]