216281520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3301}}^1$

素因数の和:3340

約数の個数: 240

約数和(自身を含む): 894234432

約数和(自身を除く): 677952912

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 168, 180, 182, 195, 208, 210, 234, 240, 252, 260, 273, 280, 312, 315, 336, 360, 364, 390, 420, 455, 468, 504, 520, 546, 560, 585, 624, 630, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1170, 1260, 1365, 1456, 1560, 1638, 1680, 1820, 1872, 2184, 2340, 2520, 2730, 3120, 3276, 3301, 3640, 4095, 4368, 4680, 5040, 5460, 6552, 6602, 7280, 8190, 9360, 9903, 10920, 13104, 13204, 16380, 16505, 19806, 21840, 23107, 26408, 29709, 32760, 33010, 39612, 42913, 46214, 49515, 52816, 59418, 65520, 66020, 69321, 79224, 85826, 92428, 99030, 115535, 118836, 128739, 132040, 138642, 148545, 158448, 171652, 184856, 198060, 207963, 214565, 231070, 237672, 257478, 264080, 277284, 297090, 300391, 343304, 346605, 369712, 386217, 396120, 415926, 429130, 462140, 475344, 514956, 554568, 594180, 600782, 643695, 686608, 693210, 772434, 792240, 831852, 858260, 901173, 924280, 1029912, 1039815, 1109136, 1188360, 1201564, 1287390, 1386420, 1501955, 1544868, 1663704, 1716520, 1802346, 1848560, 1931085, 2059824, 2079630, 2376720, 2403128, 2574780, 2703519, 2772840, 3003910, 3089736, 3327408, 3433040, 3604692, 3862170, 4159260, 4505865, 4806256, 5149560, 5407038, 5545680, 6007820, 6179472, 7209384, 7724340, 8318520, 9011730, 10299120, 10814076, 12015640, 13517595, 14418768, 15448680, 16637040, 18023460, 21628152, 24031280, 27035190, 30897360, 36046920, 43256304, 54070380, 72093840, 108140760, 216281520]

約数ペア:

[(1, 216281520), (2, 108140760), (3, 72093840), (4, 54070380), (5, 43256304), (6, 36046920), (7, 30897360), (8, 27035190), (9, 24031280), (10, 21628152), (12, 18023460), (13, 16637040), (14, 15448680), (15, 14418768), (16, 13517595), (18, 12015640), (20, 10814076), (21, 10299120), (24, 9011730), (26, 8318520), (28, 7724340), (30, 7209384), (35, 6179472), (36, 6007820), (39, 5545680), (40, 5407038), (42, 5149560), (45, 4806256), (48, 4505865), (52, 4159260), (56, 3862170), (60, 3604692), (63, 3433040), (65, 3327408), (70, 3089736), (72, 3003910), (78, 2772840), (80, 2703519), (84, 2574780), (90, 2403128), (91, 2376720), (104, 2079630), (105, 2059824), (112, 1931085), (117, 1848560), (120, 1802346), (126, 1716520), (130, 1663704), (140, 1544868), (144, 1501955), (156, 1386420), (168, 1287390), (180, 1201564), (182, 1188360), (195, 1109136), (208, 1039815), (210, 1029912), (234, 924280), (240, 901173), (252, 858260), (260, 831852), (273, 792240), (280, 772434), (312, 693210), (315, 686608), (336, 643695), (360, 600782), (364, 594180), (390, 554568), (420, 514956), (455, 475344), (468, 462140), (504, 429130), (520, 415926), (546, 396120), (560, 386217), (585, 369712), (624, 346605), (630, 343304), (720, 300391), (728, 297090), (780, 277284), (819, 264080), (840, 257478), (910, 237672), (936, 231070), (1008, 214565), (1040, 207963), (1092, 198060), (1170, 184856), (1260, 171652), (1365, 158448), (1456, 148545), (1560, 138642), (1638, 132040), (1680, 128739), (1820, 118836), (1872, 115535), (2184, 99030), (2340, 92428), (2520, 85826), (2730, 79224), (3120, 69321), (3276, 66020), (3301, 65520), (3640, 59418), (4095, 52816), (4368, 49515), (4680, 46214), (5040, 42913), (5460, 39612), (6552, 33010), (6602, 32760), (7280, 29709), (8190, 26408), (9360, 23107), (9903, 21840), (10920, 19806), (13104, 16505), (13204, 16380)]