55072080

素因数分解:

$2^4\times 3^2\times 5^1\times 7^3\times {\mathrm{223}}^1$

素因数の和:263

約数の個数: 240

約数和(自身を含む): 216652800

約数和(自身を除く): 161580720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 223, 240, 245, 252, 280, 294, 315, 336, 343, 360, 392, 420, 441, 446, 490, 504, 560, 588, 630, 669, 686, 720, 735, 784, 840, 882, 892, 980, 1008, 1029, 1115, 1176, 1260, 1338, 1372, 1470, 1561, 1680, 1715, 1764, 1784, 1960, 2007, 2058, 2205, 2230, 2352, 2520, 2676, 2744, 2940, 3087, 3122, 3345, 3430, 3528, 3568, 3920, 4014, 4116, 4410, 4460, 4683, 5040, 5145, 5352, 5488, 5880, 6174, 6244, 6690, 6860, 7056, 7805, 8028, 8232, 8820, 8920, 9366, 10035, 10290, 10704, 10927, 11760, 12348, 12488, 13380, 13720, 14049, 15435, 15610, 16056, 16464, 17640, 17840, 18732, 20070, 20580, 21854, 23415, 24696, 24976, 26760, 27440, 28098, 30870, 31220, 32112, 32781, 35280, 37464, 40140, 41160, 43708, 46830, 49392, 53520, 54635, 56196, 61740, 62440, 65562, 70245, 74928, 76489, 80280, 82320, 87416, 93660, 98343, 109270, 112392, 123480, 124880, 131124, 140490, 152978, 160560, 163905, 174832, 187320, 196686, 218540, 224784, 229467, 246960, 262248, 280980, 305956, 327810, 374640, 382445, 393372, 437080, 458934, 491715, 524496, 561960, 611912, 655620, 688401, 764890, 786744, 874160, 917868, 983430, 1123920, 1147335, 1223824, 1311240, 1376802, 1529780, 1573488, 1835736, 1966860, 2294670, 2622480, 2753604, 3059560, 3442005, 3671472, 3933720, 4589340, 5507208, 6119120, 6884010, 7867440, 9178680, 11014416, 13768020, 18357360, 27536040, 55072080]

約数ペア:

[(1, 55072080), (2, 27536040), (3, 18357360), (4, 13768020), (5, 11014416), (6, 9178680), (7, 7867440), (8, 6884010), (9, 6119120), (10, 5507208), (12, 4589340), (14, 3933720), (15, 3671472), (16, 3442005), (18, 3059560), (20, 2753604), (21, 2622480), (24, 2294670), (28, 1966860), (30, 1835736), (35, 1573488), (36, 1529780), (40, 1376802), (42, 1311240), (45, 1223824), (48, 1147335), (49, 1123920), (56, 983430), (60, 917868), (63, 874160), (70, 786744), (72, 764890), (80, 688401), (84, 655620), (90, 611912), (98, 561960), (105, 524496), (112, 491715), (120, 458934), (126, 437080), (140, 393372), (144, 382445), (147, 374640), (168, 327810), (180, 305956), (196, 280980), (210, 262248), (223, 246960), (240, 229467), (245, 224784), (252, 218540), (280, 196686), (294, 187320), (315, 174832), (336, 163905), (343, 160560), (360, 152978), (392, 140490), (420, 131124), (441, 124880), (446, 123480), (490, 112392), (504, 109270), (560, 98343), (588, 93660), (630, 87416), (669, 82320), (686, 80280), (720, 76489), (735, 74928), (784, 70245), (840, 65562), (882, 62440), (892, 61740), (980, 56196), (1008, 54635), (1029, 53520), (1115, 49392), (1176, 46830), (1260, 43708), (1338, 41160), (1372, 40140), (1470, 37464), (1561, 35280), (1680, 32781), (1715, 32112), (1764, 31220), (1784, 30870), (1960, 28098), (2007, 27440), (2058, 26760), (2205, 24976), (2230, 24696), (2352, 23415), (2520, 21854), (2676, 20580), (2744, 20070), (2940, 18732), (3087, 17840), (3122, 17640), (3345, 16464), (3430, 16056), (3528, 15610), (3568, 15435), (3920, 14049), (4014, 13720), (4116, 13380), (4410, 12488), (4460, 12348), (4683, 11760), (5040, 10927), (5145, 10704), (5352, 10290), (5488, 10035), (5880, 9366), (6174, 8920), (6244, 8820), (6690, 8232), (6860, 8028), (7056, 7805)]