220977456

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1999}}^1$

素因数の和:2071

約数の個数: 120

約数和(自身を含む): 678528000

約数和(自身を除く): 457550544

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 47, 48, 49, 56, 84, 94, 98, 112, 141, 147, 168, 188, 196, 282, 294, 329, 336, 376, 392, 564, 588, 658, 752, 784, 987, 1128, 1176, 1316, 1974, 1999, 2256, 2303, 2352, 2632, 3948, 3998, 4606, 5264, 5997, 6909, 7896, 7996, 9212, 11994, 13818, 13993, 15792, 15992, 18424, 23988, 27636, 27986, 31984, 36848, 41979, 47976, 55272, 55972, 83958, 93953, 95952, 97951, 110544, 111944, 167916, 187906, 195902, 223888, 281859, 293853, 335832, 375812, 391804, 563718, 587706, 657671, 671664, 751624, 783608, 1127436, 1175412, 1315342, 1503248, 1567216, 1973013, 2254872, 2350824, 2630684, 3946026, 4509744, 4603697, 4701648, 5261368, 7892052, 9207394, 10522736, 13811091, 15784104, 18414788, 27622182, 31568208, 36829576, 55244364, 73659152, 110488728, 220977456]

約数ペア:

[(1, 220977456), (2, 110488728), (3, 73659152), (4, 55244364), (6, 36829576), (7, 31568208), (8, 27622182), (12, 18414788), (14, 15784104), (16, 13811091), (21, 10522736), (24, 9207394), (28, 7892052), (42, 5261368), (47, 4701648), (48, 4603697), (49, 4509744), (56, 3946026), (84, 2630684), (94, 2350824), (98, 2254872), (112, 1973013), (141, 1567216), (147, 1503248), (168, 1315342), (188, 1175412), (196, 1127436), (282, 783608), (294, 751624), (329, 671664), (336, 657671), (376, 587706), (392, 563718), (564, 391804), (588, 375812), (658, 335832), (752, 293853), (784, 281859), (987, 223888), (1128, 195902), (1176, 187906), (1316, 167916), (1974, 111944), (1999, 110544), (2256, 97951), (2303, 95952), (2352, 93953), (2632, 83958), (3948, 55972), (3998, 55272), (4606, 47976), (5264, 41979), (5997, 36848), (6909, 31984), (7896, 27986), (7996, 27636), (9212, 23988), (11994, 18424), (13818, 15992), (13993, 15792)]