191920428

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{67}}^1\times {\mathrm{421}}^1$

素因数の和:514

約数の個数: 144

約数和(自身を含む): 584939264

約数和(自身を除く): 393018836

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 67, 81, 84, 108, 126, 134, 162, 189, 201, 243, 252, 268, 324, 378, 402, 421, 469, 486, 567, 603, 756, 804, 842, 938, 972, 1134, 1206, 1263, 1407, 1684, 1701, 1809, 1876, 2268, 2412, 2526, 2814, 2947, 3402, 3618, 3789, 4221, 5052, 5427, 5628, 5894, 6804, 7236, 7578, 8442, 8841, 10854, 11367, 11788, 12663, 15156, 16281, 16884, 17682, 21708, 22734, 25326, 26523, 28207, 32562, 34101, 35364, 37989, 45468, 50652, 53046, 56414, 65124, 68202, 75978, 79569, 84621, 102303, 106092, 112828, 113967, 136404, 151956, 159138, 169242, 197449, 204606, 227934, 238707, 253863, 318276, 338484, 394898, 409212, 455868, 477414, 507726, 592347, 716121, 761589, 789796, 954828, 1015452, 1184694, 1432242, 1523178, 1777041, 2284767, 2369388, 2864484, 3046356, 3554082, 4569534, 5331123, 6854301, 7108164, 9139068, 10662246, 13708602, 15993369, 21324492, 27417204, 31986738, 47980107, 63973476, 95960214, 191920428]

約数ペア:

[(1, 191920428), (2, 95960214), (3, 63973476), (4, 47980107), (6, 31986738), (7, 27417204), (9, 21324492), (12, 15993369), (14, 13708602), (18, 10662246), (21, 9139068), (27, 7108164), (28, 6854301), (36, 5331123), (42, 4569534), (54, 3554082), (63, 3046356), (67, 2864484), (81, 2369388), (84, 2284767), (108, 1777041), (126, 1523178), (134, 1432242), (162, 1184694), (189, 1015452), (201, 954828), (243, 789796), (252, 761589), (268, 716121), (324, 592347), (378, 507726), (402, 477414), (421, 455868), (469, 409212), (486, 394898), (567, 338484), (603, 318276), (756, 253863), (804, 238707), (842, 227934), (938, 204606), (972, 197449), (1134, 169242), (1206, 159138), (1263, 151956), (1407, 136404), (1684, 113967), (1701, 112828), (1809, 106092), (1876, 102303), (2268, 84621), (2412, 79569), (2526, 75978), (2814, 68202), (2947, 65124), (3402, 56414), (3618, 53046), (3789, 50652), (4221, 45468), (5052, 37989), (5427, 35364), (5628, 34101), (5894, 32562), (6804, 28207), (7236, 26523), (7578, 25326), (8442, 22734), (8841, 21708), (10854, 17682), (11367, 16884), (11788, 16281), (12663, 15156)]