420307440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{8627}}^1$

素因数の和:8679

約数の個数: 160

約数和(自身を含む): 1540615680

約数和(自身を除く): 1120308240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 35, 40, 42, 48, 56, 58, 60, 70, 80, 84, 87, 105, 112, 116, 120, 140, 145, 168, 174, 203, 210, 232, 240, 280, 290, 336, 348, 406, 420, 435, 464, 560, 580, 609, 696, 812, 840, 870, 1015, 1160, 1218, 1392, 1624, 1680, 1740, 2030, 2320, 2436, 3045, 3248, 3480, 4060, 4872, 6090, 6960, 8120, 8627, 9744, 12180, 16240, 17254, 24360, 25881, 34508, 43135, 48720, 51762, 60389, 69016, 86270, 103524, 120778, 129405, 138032, 172540, 181167, 207048, 241556, 250183, 258810, 301945, 345080, 362334, 414096, 483112, 500366, 517620, 603890, 690160, 724668, 750549, 905835, 966224, 1000732, 1035240, 1207780, 1250915, 1449336, 1501098, 1751281, 1811670, 2001464, 2070480, 2415560, 2501830, 2898672, 3002196, 3502562, 3623340, 3752745, 4002928, 4831120, 5003660, 5253843, 6004392, 7005124, 7246680, 7505490, 8756405, 10007320, 10507686, 12008784, 14010248, 14493360, 15010980, 17512810, 20014640, 21015372, 26269215, 28020496, 30021960, 35025620, 42030744, 52538430, 60043920, 70051240, 84061488, 105076860, 140102480, 210153720, 420307440]

約数ペア:

[(1, 420307440), (2, 210153720), (3, 140102480), (4, 105076860), (5, 84061488), (6, 70051240), (7, 60043920), (8, 52538430), (10, 42030744), (12, 35025620), (14, 30021960), (15, 28020496), (16, 26269215), (20, 21015372), (21, 20014640), (24, 17512810), (28, 15010980), (29, 14493360), (30, 14010248), (35, 12008784), (40, 10507686), (42, 10007320), (48, 8756405), (56, 7505490), (58, 7246680), (60, 7005124), (70, 6004392), (80, 5253843), (84, 5003660), (87, 4831120), (105, 4002928), (112, 3752745), (116, 3623340), (120, 3502562), (140, 3002196), (145, 2898672), (168, 2501830), (174, 2415560), (203, 2070480), (210, 2001464), (232, 1811670), (240, 1751281), (280, 1501098), (290, 1449336), (336, 1250915), (348, 1207780), (406, 1035240), (420, 1000732), (435, 966224), (464, 905835), (560, 750549), (580, 724668), (609, 690160), (696, 603890), (812, 517620), (840, 500366), (870, 483112), (1015, 414096), (1160, 362334), (1218, 345080), (1392, 301945), (1624, 258810), (1680, 250183), (1740, 241556), (2030, 207048), (2320, 181167), (2436, 172540), (3045, 138032), (3248, 129405), (3480, 120778), (4060, 103524), (4872, 86270), (6090, 69016), (6960, 60389), (8120, 51762), (8627, 48720), (9744, 43135), (12180, 34508), (16240, 25881), (17254, 24360)]