998144280

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{919}}^1$

素因数の和:1374

約数の個数: 192

約数和(自身を含む): 3720038400

約数和(自身を除く): 2721894120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 431, 504, 630, 840, 862, 919, 1260, 1293, 1724, 1838, 2155, 2520, 2586, 2757, 3017, 3448, 3676, 3879, 4310, 4595, 5172, 5514, 6034, 6433, 6465, 7352, 7758, 8271, 8620, 9051, 9190, 10344, 11028, 12068, 12866, 12930, 13785, 15085, 15516, 16542, 17240, 18102, 18380, 19299, 19395, 22056, 24136, 25732, 25860, 27153, 27570, 30170, 31032, 32165, 33084, 36204, 36760, 38598, 38790, 41355, 45255, 51464, 51720, 54306, 55140, 57897, 60340, 64330, 66168, 72408, 77196, 77580, 82710, 90510, 96495, 108612, 110280, 115794, 120680, 128660, 135765, 154392, 155160, 165420, 181020, 192990, 217224, 231588, 257320, 271530, 289485, 330840, 362040, 385980, 396089, 463176, 543060, 578970, 771960, 792178, 1086120, 1157940, 1188267, 1584356, 1980445, 2315880, 2376534, 2772623, 3168712, 3564801, 3960890, 4753068, 5545246, 5941335, 7129602, 7921780, 8317869, 9506136, 11090492, 11882670, 13863115, 14259204, 15843560, 16635738, 17824005, 22180984, 23765340, 24953607, 27726230, 28518408, 33271476, 35648010, 41589345, 47530680, 49907214, 55452460, 66542952, 71296020, 83178690, 99814428, 110904920, 124768035, 142592040, 166357380, 199628856, 249536070, 332714760, 499072140, 998144280]

約数ペア:

[(1, 998144280), (2, 499072140), (3, 332714760), (4, 249536070), (5, 199628856), (6, 166357380), (7, 142592040), (8, 124768035), (9, 110904920), (10, 99814428), (12, 83178690), (14, 71296020), (15, 66542952), (18, 55452460), (20, 49907214), (21, 47530680), (24, 41589345), (28, 35648010), (30, 33271476), (35, 28518408), (36, 27726230), (40, 24953607), (42, 23765340), (45, 22180984), (56, 17824005), (60, 16635738), (63, 15843560), (70, 14259204), (72, 13863115), (84, 11882670), (90, 11090492), (105, 9506136), (120, 8317869), (126, 7921780), (140, 7129602), (168, 5941335), (180, 5545246), (210, 4753068), (252, 3960890), (280, 3564801), (315, 3168712), (360, 2772623), (420, 2376534), (431, 2315880), (504, 1980445), (630, 1584356), (840, 1188267), (862, 1157940), (919, 1086120), (1260, 792178), (1293, 771960), (1724, 578970), (1838, 543060), (2155, 463176), (2520, 396089), (2586, 385980), (2757, 362040), (3017, 330840), (3448, 289485), (3676, 271530), (3879, 257320), (4310, 231588), (4595, 217224), (5172, 192990), (5514, 181020), (6034, 165420), (6433, 155160), (6465, 154392), (7352, 135765), (7758, 128660), (8271, 120680), (8620, 115794), (9051, 110280), (9190, 108612), (10344, 96495), (11028, 90510), (12068, 82710), (12866, 77580), (12930, 77196), (13785, 72408), (15085, 66168), (15516, 64330), (16542, 60340), (17240, 57897), (18102, 55140), (18380, 54306), (19299, 51720), (19395, 51464), (22056, 45255), (24136, 41355), (25732, 38790), (25860, 38598), (27153, 36760), (27570, 36204), (30170, 33084), (31032, 32165)]