489022768

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{509}}^1$

素因数の和:710

約数の個数: 80

約数和(自身を含む): 1062432000

約数和(自身を除く): 573409232

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 149, 208, 248, 298, 403, 496, 509, 596, 806, 1018, 1192, 1612, 1937, 2036, 2384, 3224, 3874, 4072, 4619, 6448, 6617, 7748, 8144, 9238, 13234, 15496, 15779, 18476, 26468, 30992, 31558, 36952, 52936, 60047, 63116, 73904, 75841, 105872, 120094, 126232, 151682, 205127, 240188, 252464, 303364, 410254, 480376, 606728, 820508, 960752, 985933, 1213456, 1641016, 1971866, 2351071, 3282032, 3943732, 4702142, 7887464, 9404284, 15774928, 18808568, 30563923, 37617136, 61127846, 122255692, 244511384, 489022768]

約数ペア:

[(1, 489022768), (2, 244511384), (4, 122255692), (8, 61127846), (13, 37617136), (16, 30563923), (26, 18808568), (31, 15774928), (52, 9404284), (62, 7887464), (104, 4702142), (124, 3943732), (149, 3282032), (208, 2351071), (248, 1971866), (298, 1641016), (403, 1213456), (496, 985933), (509, 960752), (596, 820508), (806, 606728), (1018, 480376), (1192, 410254), (1612, 303364), (1937, 252464), (2036, 240188), (2384, 205127), (3224, 151682), (3874, 126232), (4072, 120094), (4619, 105872), (6448, 75841), (6617, 73904), (7748, 63116), (8144, 60047), (9238, 52936), (13234, 36952), (15496, 31558), (15779, 30992), (18476, 26468)]