1286120000

素因数分解:

$2^6\times 5^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:159

約数の個数: 280

約数和(自身を含む): 3618341760

約数和(自身を除く): 2332221760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 37, 40, 44, 50, 55, 64, 74, 79, 80, 88, 100, 110, 125, 148, 158, 160, 176, 185, 200, 220, 250, 275, 296, 316, 320, 352, 370, 395, 400, 407, 440, 500, 550, 592, 625, 632, 704, 740, 790, 800, 814, 869, 880, 925, 1000, 1100, 1184, 1250, 1264, 1375, 1480, 1580, 1600, 1628, 1738, 1760, 1850, 1975, 2000, 2035, 2200, 2368, 2500, 2528, 2750, 2923, 2960, 3160, 3256, 3476, 3520, 3700, 3950, 4000, 4070, 4345, 4400, 4625, 5000, 5056, 5500, 5846, 5920, 6320, 6512, 6875, 6952, 7400, 7900, 8000, 8140, 8690, 8800, 9250, 9875, 10000, 10175, 11000, 11692, 11840, 12640, 13024, 13750, 13904, 14615, 14800, 15800, 16280, 17380, 17600, 18500, 19750, 20000, 20350, 21725, 22000, 23125, 23384, 25280, 26048, 27500, 27808, 29230, 29600, 31600, 32153, 32560, 34760, 37000, 39500, 40000, 40700, 43450, 44000, 46250, 46768, 49375, 50875, 55000, 55616, 58460, 59200, 63200, 64306, 65120, 69520, 73075, 74000, 79000, 81400, 86900, 88000, 92500, 93536, 98750, 101750, 108625, 110000, 116920, 126400, 128612, 130240, 139040, 146150, 148000, 158000, 160765, 162800, 173800, 185000, 187072, 197500, 203500, 217250, 220000, 233840, 254375, 257224, 278080, 292300, 296000, 316000, 321530, 325600, 347600, 365375, 370000, 395000, 407000, 434500, 440000, 467680, 508750, 514448, 543125, 584600, 632000, 643060, 651200, 695200, 730750, 740000, 790000, 803825, 814000, 869000, 935360, 1017500, 1028896, 1086250, 1169200, 1286120, 1390400, 1461500, 1480000, 1580000, 1607650, 1628000, 1738000, 1826875, 2035000, 2057792, 2172500, 2338400, 2572240, 2923000, 3160000, 3215300, 3256000, 3476000, 3653750, 4019125, 4070000, 4345000, 4676800, 5144480, 5846000, 6430600, 6952000, 7307500, 8038250, 8140000, 8690000, 10288960, 11692000, 12861200, 14615000, 16076500, 16280000, 17380000, 20095625, 23384000, 25722400, 29230000, 32153000, 34760000, 40191250, 51444800, 58460000, 64306000, 80382500, 116920000, 128612000, 160765000, 257224000, 321530000, 643060000, 1286120000]

約数ペア:

[(1, 1286120000), (2, 643060000), (4, 321530000), (5, 257224000), (8, 160765000), (10, 128612000), (11, 116920000), (16, 80382500), (20, 64306000), (22, 58460000), (25, 51444800), (32, 40191250), (37, 34760000), (40, 32153000), (44, 29230000), (50, 25722400), (55, 23384000), (64, 20095625), (74, 17380000), (79, 16280000), (80, 16076500), (88, 14615000), (100, 12861200), (110, 11692000), (125, 10288960), (148, 8690000), (158, 8140000), (160, 8038250), (176, 7307500), (185, 6952000), (200, 6430600), (220, 5846000), (250, 5144480), (275, 4676800), (296, 4345000), (316, 4070000), (320, 4019125), (352, 3653750), (370, 3476000), (395, 3256000), (400, 3215300), (407, 3160000), (440, 2923000), (500, 2572240), (550, 2338400), (592, 2172500), (625, 2057792), (632, 2035000), (704, 1826875), (740, 1738000), (790, 1628000), (800, 1607650), (814, 1580000), (869, 1480000), (880, 1461500), (925, 1390400), (1000, 1286120), (1100, 1169200), (1184, 1086250), (1250, 1028896), (1264, 1017500), (1375, 935360), (1480, 869000), (1580, 814000), (1600, 803825), (1628, 790000), (1738, 740000), (1760, 730750), (1850, 695200), (1975, 651200), (2000, 643060), (2035, 632000), (2200, 584600), (2368, 543125), (2500, 514448), (2528, 508750), (2750, 467680), (2923, 440000), (2960, 434500), (3160, 407000), (3256, 395000), (3476, 370000), (3520, 365375), (3700, 347600), (3950, 325600), (4000, 321530), (4070, 316000), (4345, 296000), (4400, 292300), (4625, 278080), (5000, 257224), (5056, 254375), (5500, 233840), (5846, 220000), (5920, 217250), (6320, 203500), (6512, 197500), (6875, 187072), (6952, 185000), (7400, 173800), (7900, 162800), (8000, 160765), (8140, 158000), (8690, 148000), (8800, 146150), (9250, 139040), (9875, 130240), (10000, 128612), (10175, 126400), (11000, 116920), (11692, 110000), (11840, 108625), (12640, 101750), (13024, 98750), (13750, 93536), (13904, 92500), (14615, 88000), (14800, 86900), (15800, 81400), (16280, 79000), (17380, 74000), (17600, 73075), (18500, 69520), (19750, 65120), (20000, 64306), (20350, 63200), (21725, 59200), (22000, 58460), (23125, 55616), (23384, 55000), (25280, 50875), (26048, 49375), (27500, 46768), (27808, 46250), (29230, 44000), (29600, 43450), (31600, 40700), (32153, 40000), (32560, 39500), (34760, 37000)]