181868988

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1$

素因数の和:336

約数の個数: 144

約数和(自身を含む): 529105920

約数和(自身を除く): 347236932

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 49, 57, 73, 76, 84, 98, 114, 133, 146, 147, 196, 219, 223, 228, 266, 292, 294, 399, 438, 446, 511, 532, 588, 669, 798, 876, 892, 931, 1022, 1338, 1387, 1533, 1561, 1596, 1862, 2044, 2676, 2774, 2793, 3066, 3122, 3577, 3724, 4161, 4237, 4683, 5548, 5586, 6132, 6244, 7154, 8322, 8474, 9366, 9709, 10731, 10927, 11172, 12711, 14308, 16279, 16644, 16948, 18732, 19418, 21462, 21854, 25422, 29127, 29659, 32558, 32781, 38836, 42924, 43708, 48837, 50844, 58254, 59318, 65116, 65562, 67963, 88977, 97674, 113953, 116508, 118636, 131124, 135926, 177954, 195348, 203889, 207613, 227906, 271852, 309301, 341859, 355908, 407778, 415226, 455812, 618602, 622839, 683718, 797671, 815556, 830452, 927903, 1237204, 1245678, 1367436, 1595342, 1855806, 2165107, 2393013, 2491356, 3190684, 3711612, 4330214, 4786026, 6495321, 8660428, 9572052, 12990642, 15155749, 25981284, 30311498, 45467247, 60622996, 90934494, 181868988]

約数ペア:

[(1, 181868988), (2, 90934494), (3, 60622996), (4, 45467247), (6, 30311498), (7, 25981284), (12, 15155749), (14, 12990642), (19, 9572052), (21, 8660428), (28, 6495321), (38, 4786026), (42, 4330214), (49, 3711612), (57, 3190684), (73, 2491356), (76, 2393013), (84, 2165107), (98, 1855806), (114, 1595342), (133, 1367436), (146, 1245678), (147, 1237204), (196, 927903), (219, 830452), (223, 815556), (228, 797671), (266, 683718), (292, 622839), (294, 618602), (399, 455812), (438, 415226), (446, 407778), (511, 355908), (532, 341859), (588, 309301), (669, 271852), (798, 227906), (876, 207613), (892, 203889), (931, 195348), (1022, 177954), (1338, 135926), (1387, 131124), (1533, 118636), (1561, 116508), (1596, 113953), (1862, 97674), (2044, 88977), (2676, 67963), (2774, 65562), (2793, 65116), (3066, 59318), (3122, 58254), (3577, 50844), (3724, 48837), (4161, 43708), (4237, 42924), (4683, 38836), (5548, 32781), (5586, 32558), (6132, 29659), (6244, 29127), (7154, 25422), (8322, 21854), (8474, 21462), (9366, 19418), (9709, 18732), (10731, 16948), (10927, 16644), (11172, 16279), (12711, 14308)]