240736540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{389}}^1$

素因数の和:535

約数の個数: 96

約数和(自身を含む): 577886400

約数和(自身を除く): 337149860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 97, 110, 116, 145, 194, 220, 290, 319, 388, 389, 485, 580, 638, 778, 970, 1067, 1276, 1556, 1595, 1940, 1945, 2134, 2813, 3190, 3890, 4268, 4279, 5335, 5626, 6380, 7780, 8558, 10670, 11252, 11281, 14065, 17116, 21340, 21395, 22562, 28130, 30943, 37733, 42790, 45124, 56260, 56405, 61886, 75466, 85580, 112810, 123772, 124091, 150932, 154715, 188665, 225620, 248182, 309430, 377330, 415063, 496364, 618860, 620455, 754660, 830126, 1094257, 1240910, 1660252, 2075315, 2188514, 2481820, 4150630, 4377028, 5471285, 8301260, 10942570, 12036827, 21885140, 24073654, 48147308, 60184135, 120368270, 240736540]

約数ペア:

[(1, 240736540), (2, 120368270), (4, 60184135), (5, 48147308), (10, 24073654), (11, 21885140), (20, 12036827), (22, 10942570), (29, 8301260), (44, 5471285), (55, 4377028), (58, 4150630), (97, 2481820), (110, 2188514), (116, 2075315), (145, 1660252), (194, 1240910), (220, 1094257), (290, 830126), (319, 754660), (388, 620455), (389, 618860), (485, 496364), (580, 415063), (638, 377330), (778, 309430), (970, 248182), (1067, 225620), (1276, 188665), (1556, 154715), (1595, 150932), (1940, 124091), (1945, 123772), (2134, 112810), (2813, 85580), (3190, 75466), (3890, 61886), (4268, 56405), (4279, 56260), (5335, 45124), (5626, 42790), (6380, 37733), (7780, 30943), (8558, 28130), (10670, 22562), (11252, 21395), (11281, 21340), (14065, 17116)]