217392120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{631}}^1$

素因数の和:691

約数の個数: 256

約数和(自身を含む): 819072000

約数和(自身を除く): 601679880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 29, 30, 33, 36, 40, 44, 45, 54, 55, 58, 60, 66, 72, 87, 88, 90, 99, 108, 110, 116, 120, 132, 135, 145, 165, 174, 180, 198, 216, 220, 232, 261, 264, 270, 290, 297, 319, 330, 348, 360, 396, 435, 440, 495, 522, 540, 580, 594, 631, 638, 660, 696, 783, 792, 870, 957, 990, 1044, 1080, 1160, 1188, 1262, 1276, 1305, 1320, 1485, 1566, 1595, 1740, 1893, 1914, 1980, 2088, 2376, 2524, 2552, 2610, 2871, 2970, 3132, 3155, 3190, 3480, 3786, 3828, 3915, 3960, 4785, 5048, 5220, 5679, 5742, 5940, 6264, 6310, 6380, 6941, 7572, 7656, 7830, 8613, 9465, 9570, 10440, 11358, 11484, 11880, 12620, 12760, 13882, 14355, 15144, 15660, 17037, 17226, 18299, 18930, 19140, 20823, 22716, 22968, 25240, 27764, 28395, 28710, 31320, 34074, 34452, 34705, 36598, 37860, 38280, 41646, 43065, 45432, 54897, 55528, 56790, 57420, 62469, 68148, 68904, 69410, 73196, 75720, 83292, 85185, 86130, 91495, 104115, 109794, 113580, 114840, 124938, 136296, 138820, 146392, 164691, 166584, 170370, 172260, 182990, 187407, 201289, 208230, 219588, 227160, 249876, 274485, 277640, 312345, 329382, 340740, 344520, 365980, 374814, 402578, 416460, 439176, 494073, 499752, 548970, 603867, 624690, 658764, 681480, 731960, 749628, 805156, 823455, 832920, 937035, 988146, 1006445, 1097940, 1207734, 1249380, 1317528, 1499256, 1610312, 1646910, 1811601, 1874070, 1976292, 2012890, 2195880, 2415468, 2470365, 2498760, 3019335, 3293820, 3623202, 3748140, 3952584, 4025780, 4830936, 4940730, 5434803, 6038670, 6587640, 7246404, 7496280, 8051560, 9058005, 9881460, 10869606, 12077340, 14492808, 18116010, 19762920, 21739212, 24154680, 27174015, 36232020, 43478424, 54348030, 72464040, 108696060, 217392120]

約数ペア:

[(1, 217392120), (2, 108696060), (3, 72464040), (4, 54348030), (5, 43478424), (6, 36232020), (8, 27174015), (9, 24154680), (10, 21739212), (11, 19762920), (12, 18116010), (15, 14492808), (18, 12077340), (20, 10869606), (22, 9881460), (24, 9058005), (27, 8051560), (29, 7496280), (30, 7246404), (33, 6587640), (36, 6038670), (40, 5434803), (44, 4940730), (45, 4830936), (54, 4025780), (55, 3952584), (58, 3748140), (60, 3623202), (66, 3293820), (72, 3019335), (87, 2498760), (88, 2470365), (90, 2415468), (99, 2195880), (108, 2012890), (110, 1976292), (116, 1874070), (120, 1811601), (132, 1646910), (135, 1610312), (145, 1499256), (165, 1317528), (174, 1249380), (180, 1207734), (198, 1097940), (216, 1006445), (220, 988146), (232, 937035), (261, 832920), (264, 823455), (270, 805156), (290, 749628), (297, 731960), (319, 681480), (330, 658764), (348, 624690), (360, 603867), (396, 548970), (435, 499752), (440, 494073), (495, 439176), (522, 416460), (540, 402578), (580, 374814), (594, 365980), (631, 344520), (638, 340740), (660, 329382), (696, 312345), (783, 277640), (792, 274485), (870, 249876), (957, 227160), (990, 219588), (1044, 208230), (1080, 201289), (1160, 187407), (1188, 182990), (1262, 172260), (1276, 170370), (1305, 166584), (1320, 164691), (1485, 146392), (1566, 138820), (1595, 136296), (1740, 124938), (1893, 114840), (1914, 113580), (1980, 109794), (2088, 104115), (2376, 91495), (2524, 86130), (2552, 85185), (2610, 83292), (2871, 75720), (2970, 73196), (3132, 69410), (3155, 68904), (3190, 68148), (3480, 62469), (3786, 57420), (3828, 56790), (3915, 55528), (3960, 54897), (4785, 45432), (5048, 43065), (5220, 41646), (5679, 38280), (5742, 37860), (5940, 36598), (6264, 34705), (6310, 34452), (6380, 34074), (6941, 31320), (7572, 28710), (7656, 28395), (7830, 27764), (8613, 25240), (9465, 22968), (9570, 22716), (10440, 20823), (11358, 19140), (11484, 18930), (11880, 18299), (12620, 17226), (12760, 17037), (13882, 15660), (14355, 15144)]