238943568

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{443}}^1\times {\mathrm{661}}^1$

素因数の和:1132

約数の個数: 80

約数和(自身を含む): 656047296

約数和(自身を除く): 417103728

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 443, 661, 816, 886, 1322, 1329, 1772, 1983, 2644, 2658, 3544, 3966, 5288, 5316, 7088, 7531, 7932, 10576, 10632, 11237, 15062, 15864, 21264, 22474, 22593, 30124, 31728, 33711, 44948, 45186, 60248, 67422, 89896, 90372, 120496, 134844, 179792, 180744, 269688, 292823, 361488, 539376, 585646, 878469, 1171292, 1756938, 2342584, 3513876, 4685168, 4977991, 7027752, 9955982, 14055504, 14933973, 19911964, 29867946, 39823928, 59735892, 79647856, 119471784, 238943568]

約数ペア:

[(1, 238943568), (2, 119471784), (3, 79647856), (4, 59735892), (6, 39823928), (8, 29867946), (12, 19911964), (16, 14933973), (17, 14055504), (24, 9955982), (34, 7027752), (48, 4977991), (51, 4685168), (68, 3513876), (102, 2342584), (136, 1756938), (204, 1171292), (272, 878469), (408, 585646), (443, 539376), (661, 361488), (816, 292823), (886, 269688), (1322, 180744), (1329, 179792), (1772, 134844), (1983, 120496), (2644, 90372), (2658, 89896), (3544, 67422), (3966, 60248), (5288, 45186), (5316, 44948), (7088, 33711), (7531, 31728), (7932, 30124), (10576, 22593), (10632, 22474), (11237, 21264), (15062, 15864)]