189945990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5237}}^1$

素因数の和:5294

約数の個数: 96

約数和(自身を含む): 549110016

約数和(自身を除く): 359164026

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 31, 39, 45, 62, 65, 78, 90, 93, 117, 130, 155, 186, 195, 234, 279, 310, 390, 403, 465, 558, 585, 806, 930, 1170, 1209, 1395, 2015, 2418, 2790, 3627, 4030, 5237, 6045, 7254, 10474, 12090, 15711, 18135, 26185, 31422, 36270, 47133, 52370, 68081, 78555, 94266, 136162, 157110, 162347, 204243, 235665, 324694, 340405, 408486, 471330, 487041, 612729, 680810, 811735, 974082, 1021215, 1225458, 1461123, 1623470, 2042430, 2110511, 2435205, 2922246, 3063645, 4221022, 4870410, 6127290, 6331533, 7305615, 10552555, 12663066, 14611230, 18994599, 21105110, 31657665, 37989198, 63315330, 94972995, 189945990]

約数ペア:

[(1, 189945990), (2, 94972995), (3, 63315330), (5, 37989198), (6, 31657665), (9, 21105110), (10, 18994599), (13, 14611230), (15, 12663066), (18, 10552555), (26, 7305615), (30, 6331533), (31, 6127290), (39, 4870410), (45, 4221022), (62, 3063645), (65, 2922246), (78, 2435205), (90, 2110511), (93, 2042430), (117, 1623470), (130, 1461123), (155, 1225458), (186, 1021215), (195, 974082), (234, 811735), (279, 680810), (310, 612729), (390, 487041), (403, 471330), (465, 408486), (558, 340405), (585, 324694), (806, 235665), (930, 204243), (1170, 162347), (1209, 157110), (1395, 136162), (2015, 94266), (2418, 78555), (2790, 68081), (3627, 52370), (4030, 47133), (5237, 36270), (6045, 31422), (7254, 26185), (10474, 18135), (12090, 15711)]