217428120

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6637}}^1$

素因数の和:6674

約数の個数: 192

約数和(自身を含む): 869843520

約数和(自身を除く): 652415400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 360, 364, 390, 420, 455, 468, 504, 520, 546, 585, 630, 728, 780, 819, 840, 910, 936, 1092, 1170, 1260, 1365, 1560, 1638, 1820, 2184, 2340, 2520, 2730, 3276, 3640, 4095, 4680, 5460, 6552, 6637, 8190, 10920, 13274, 16380, 19911, 26548, 32760, 33185, 39822, 46459, 53096, 59733, 66370, 79644, 86281, 92918, 99555, 119466, 132740, 139377, 159288, 172562, 185836, 199110, 232295, 238932, 258843, 265480, 278754, 298665, 345124, 371672, 398220, 418131, 431405, 464590, 477864, 517686, 557508, 597330, 603967, 690248, 696885, 776529, 796440, 836262, 862810, 929180, 1035372, 1115016, 1194660, 1207934, 1294215, 1393770, 1553058, 1672524, 1725620, 1811901, 1858360, 2070744, 2090655, 2389320, 2415868, 2588430, 2787540, 3019835, 3106116, 3345048, 3451240, 3623802, 3882645, 4181310, 4831736, 5176860, 5435703, 5575080, 6039670, 6212232, 7247604, 7765290, 8362620, 9059505, 10353720, 10871406, 12079340, 14495208, 15530580, 16725240, 18119010, 21742812, 24158680, 27178515, 31061160, 36238020, 43485624, 54357030, 72476040, 108714060, 217428120]

約数ペア:

[(1, 217428120), (2, 108714060), (3, 72476040), (4, 54357030), (5, 43485624), (6, 36238020), (7, 31061160), (8, 27178515), (9, 24158680), (10, 21742812), (12, 18119010), (13, 16725240), (14, 15530580), (15, 14495208), (18, 12079340), (20, 10871406), (21, 10353720), (24, 9059505), (26, 8362620), (28, 7765290), (30, 7247604), (35, 6212232), (36, 6039670), (39, 5575080), (40, 5435703), (42, 5176860), (45, 4831736), (52, 4181310), (56, 3882645), (60, 3623802), (63, 3451240), (65, 3345048), (70, 3106116), (72, 3019835), (78, 2787540), (84, 2588430), (90, 2415868), (91, 2389320), (104, 2090655), (105, 2070744), (117, 1858360), (120, 1811901), (126, 1725620), (130, 1672524), (140, 1553058), (156, 1393770), (168, 1294215), (180, 1207934), (182, 1194660), (195, 1115016), (210, 1035372), (234, 929180), (252, 862810), (260, 836262), (273, 796440), (280, 776529), (312, 696885), (315, 690248), (360, 603967), (364, 597330), (390, 557508), (420, 517686), (455, 477864), (468, 464590), (504, 431405), (520, 418131), (546, 398220), (585, 371672), (630, 345124), (728, 298665), (780, 278754), (819, 265480), (840, 258843), (910, 238932), (936, 232295), (1092, 199110), (1170, 185836), (1260, 172562), (1365, 159288), (1560, 139377), (1638, 132740), (1820, 119466), (2184, 99555), (2340, 92918), (2520, 86281), (2730, 79644), (3276, 66370), (3640, 59733), (4095, 53096), (4680, 46459), (5460, 39822), (6552, 33185), (6637, 32760), (8190, 26548), (10920, 19911), (13274, 16380)]