1998209088

素因数分解:

$2^6\times 3^4\times {\mathrm{23}}^1\times {\mathrm{16759}}^1$

素因数の和:16806

約数の個数: 140

約数和(自身を含む): 6181222080

約数和(自身を除く): 4183012992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 46, 48, 54, 64, 69, 72, 81, 92, 96, 108, 138, 144, 162, 184, 192, 207, 216, 276, 288, 324, 368, 414, 432, 552, 576, 621, 648, 736, 828, 864, 1104, 1242, 1296, 1472, 1656, 1728, 1863, 2208, 2484, 2592, 3312, 3726, 4416, 4968, 5184, 6624, 7452, 9936, 13248, 14904, 16759, 19872, 29808, 33518, 39744, 50277, 59616, 67036, 100554, 119232, 134072, 150831, 201108, 268144, 301662, 385457, 402216, 452493, 536288, 603324, 770914, 804432, 904986, 1072576, 1156371, 1206648, 1357479, 1541828, 1608864, 1809972, 2312742, 2413296, 2714958, 3083656, 3217728, 3469113, 3619944, 4625484, 4826592, 5429916, 6167312, 6938226, 7239888, 9250968, 9653184, 10407339, 10859832, 12334624, 13876452, 14479776, 18501936, 20814678, 21719664, 24669248, 27752904, 28959552, 31222017, 37003872, 41629356, 43439328, 55505808, 62444034, 74007744, 83258712, 86878656, 111011616, 124888068, 166517424, 222023232, 249776136, 333034848, 499552272, 666069696, 999104544, 1998209088]

約数ペア:

[(1, 1998209088), (2, 999104544), (3, 666069696), (4, 499552272), (6, 333034848), (8, 249776136), (9, 222023232), (12, 166517424), (16, 124888068), (18, 111011616), (23, 86878656), (24, 83258712), (27, 74007744), (32, 62444034), (36, 55505808), (46, 43439328), (48, 41629356), (54, 37003872), (64, 31222017), (69, 28959552), (72, 27752904), (81, 24669248), (92, 21719664), (96, 20814678), (108, 18501936), (138, 14479776), (144, 13876452), (162, 12334624), (184, 10859832), (192, 10407339), (207, 9653184), (216, 9250968), (276, 7239888), (288, 6938226), (324, 6167312), (368, 5429916), (414, 4826592), (432, 4625484), (552, 3619944), (576, 3469113), (621, 3217728), (648, 3083656), (736, 2714958), (828, 2413296), (864, 2312742), (1104, 1809972), (1242, 1608864), (1296, 1541828), (1472, 1357479), (1656, 1206648), (1728, 1156371), (1863, 1072576), (2208, 904986), (2484, 804432), (2592, 770914), (3312, 603324), (3726, 536288), (4416, 452493), (4968, 402216), (5184, 385457), (6624, 301662), (7452, 268144), (9936, 201108), (13248, 150831), (14904, 134072), (16759, 119232), (19872, 100554), (29808, 67036), (33518, 59616), (39744, 50277)]