1218351170

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{2347}}^1$

素因数の和:2475

約数の個数: 64

約数和(自身を含む): 2389775616

約数和(自身を除く): 1171424446

約数列:

[1, 2, 5, 10, 23, 37, 46, 61, 74, 115, 122, 185, 230, 305, 370, 610, 851, 1403, 1702, 2257, 2347, 2806, 4255, 4514, 4694, 7015, 8510, 11285, 11735, 14030, 22570, 23470, 51911, 53981, 86839, 103822, 107962, 143167, 173678, 259555, 269905, 286334, 434195, 519110, 539810, 715835, 868390, 1431670, 1997297, 3292841, 3994594, 5297179, 6585682, 9986485, 10594358, 16464205, 19972970, 26485895, 32928410, 52971790, 121835117, 243670234, 609175585, 1218351170]

約数ペア:

[(1, 1218351170), (2, 609175585), (5, 243670234), (10, 121835117), (23, 52971790), (37, 32928410), (46, 26485895), (61, 19972970), (74, 16464205), (115, 10594358), (122, 9986485), (185, 6585682), (230, 5297179), (305, 3994594), (370, 3292841), (610, 1997297), (851, 1431670), (1403, 868390), (1702, 715835), (2257, 539810), (2347, 519110), (2806, 434195), (4255, 286334), (4514, 269905), (4694, 259555), (7015, 173678), (8510, 143167), (11285, 107962), (11735, 103822), (14030, 86839), (22570, 53981), (23470, 51911)]