20613455280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{857}}^1\times {\mathrm{3037}}^1$

素因数の和:3924

約数の個数: 240

約数和(自身を含む): 75633221664

約数和(自身を除く): 55019766384

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 857, 880, 990, 1320, 1584, 1714, 1980, 2571, 2640, 3037, 3428, 3960, 4285, 5142, 6074, 6856, 7713, 7920, 8570, 9111, 9427, 10284, 12148, 12855, 13712, 15185, 15426, 17140, 18222, 18854, 20568, 24296, 25710, 27333, 28281, 30370, 30852, 33407, 34280, 36444, 37708, 38565, 41136, 45555, 47135, 48592, 51420, 54666, 56562, 60740, 61704, 66814, 68560, 72888, 75416, 77130, 84843, 91110, 94270, 100221, 102840, 109332, 113124, 121480, 123408, 133628, 136665, 141405, 145776, 150832, 154260, 167035, 169686, 182220, 188540, 200442, 205680, 218664, 226248, 242960, 267256, 273330, 282810, 300663, 308520, 334070, 339372, 364440, 377080, 400884, 424215, 437328, 452496, 501105, 534512, 546660, 565620, 601326, 617040, 668140, 678744, 728880, 754160, 801768, 848430, 1002210, 1093320, 1131240, 1202652, 1336280, 1357488, 1503315, 1603536, 1696860, 2004420, 2186640, 2262480, 2405304, 2602709, 2672560, 3006630, 3393720, 4008840, 4810608, 5205418, 6013260, 6787440, 7808127, 8017680, 10410836, 12026520, 13013545, 15616254, 20821672, 23424381, 24053040, 26027090, 28629799, 31232508, 39040635, 41643344, 46848762, 52054180, 57259598, 62465016, 78081270, 85889397, 93697524, 104108360, 114519196, 117121905, 124930032, 143148995, 156162540, 171778794, 187395048, 208216720, 229038392, 234243810, 257668191, 286297990, 312325080, 343557588, 374790096, 429446985, 458076784, 468487620, 515336382, 572595980, 624650160, 687115176, 858893970, 936975240, 1030672764, 1145191960, 1288340955, 1374230352, 1717787940, 1873950480, 2061345528, 2290383920, 2576681910, 3435575880, 4122691056, 5153363820, 6871151760, 10306727640, 20613455280]

約数ペア:

[(1, 20613455280), (2, 10306727640), (3, 6871151760), (4, 5153363820), (5, 4122691056), (6, 3435575880), (8, 2576681910), (9, 2290383920), (10, 2061345528), (11, 1873950480), (12, 1717787940), (15, 1374230352), (16, 1288340955), (18, 1145191960), (20, 1030672764), (22, 936975240), (24, 858893970), (30, 687115176), (33, 624650160), (36, 572595980), (40, 515336382), (44, 468487620), (45, 458076784), (48, 429446985), (55, 374790096), (60, 343557588), (66, 312325080), (72, 286297990), (80, 257668191), (88, 234243810), (90, 229038392), (99, 208216720), (110, 187395048), (120, 171778794), (132, 156162540), (144, 143148995), (165, 124930032), (176, 117121905), (180, 114519196), (198, 104108360), (220, 93697524), (240, 85889397), (264, 78081270), (330, 62465016), (360, 57259598), (396, 52054180), (440, 46848762), (495, 41643344), (528, 39040635), (660, 31232508), (720, 28629799), (792, 26027090), (857, 24053040), (880, 23424381), (990, 20821672), (1320, 15616254), (1584, 13013545), (1714, 12026520), (1980, 10410836), (2571, 8017680), (2640, 7808127), (3037, 6787440), (3428, 6013260), (3960, 5205418), (4285, 4810608), (5142, 4008840), (6074, 3393720), (6856, 3006630), (7713, 2672560), (7920, 2602709), (8570, 2405304), (9111, 2262480), (9427, 2186640), (10284, 2004420), (12148, 1696860), (12855, 1603536), (13712, 1503315), (15185, 1357488), (15426, 1336280), (17140, 1202652), (18222, 1131240), (18854, 1093320), (20568, 1002210), (24296, 848430), (25710, 801768), (27333, 754160), (28281, 728880), (30370, 678744), (30852, 668140), (33407, 617040), (34280, 601326), (36444, 565620), (37708, 546660), (38565, 534512), (41136, 501105), (45555, 452496), (47135, 437328), (48592, 424215), (51420, 400884), (54666, 377080), (56562, 364440), (60740, 339372), (61704, 334070), (66814, 308520), (68560, 300663), (72888, 282810), (75416, 273330), (77130, 267256), (84843, 242960), (91110, 226248), (94270, 218664), (100221, 205680), (102840, 200442), (109332, 188540), (113124, 182220), (121480, 169686), (123408, 167035), (133628, 154260), (136665, 150832), (141405, 145776)]