215874403920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^3\times {\mathrm{874127}}^1$

素因数の和:874167

約数の個数: 240

約数和(自身を含む): 845456601600

約数和(自身を除く): 629582197680

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, 240, 245, 252, 280, 294, 315, 336, 343, 360, 392, 420, 441, 490, 504, 560, 588, 630, 686, 720, 735, 784, 840, 882, 980, 1008, 1029, 1176, 1260, 1372, 1470, 1680, 1715, 1764, 1960, 2058, 2205, 2352, 2520, 2744, 2940, 3087, 3430, 3528, 3920, 4116, 4410, 5040, 5145, 5488, 5880, 6174, 6860, 7056, 8232, 8820, 10290, 11760, 12348, 13720, 15435, 16464, 17640, 20580, 24696, 27440, 30870, 35280, 41160, 49392, 61740, 82320, 123480, 246960, 874127, 1748254, 2622381, 3496508, 4370635, 5244762, 6118889, 6993016, 7867143, 8741270, 10489524, 12237778, 13111905, 13986032, 15734286, 17482540, 18356667, 20979048, 24475556, 26223810, 30594445, 31468572, 34965080, 36713334, 39335715, 41958096, 42832223, 48951112, 52447620, 55070001, 61188890, 62937144, 69930160, 73426668, 78671430, 85664446, 91783335, 97902224, 104895240, 110140002, 122377780, 125874288, 128496669, 146853336, 157342860, 171328892, 183566670, 209790480, 214161115, 220280004, 244755560, 256993338, 275350005, 293706672, 299825561, 314685720, 342657784, 367133340, 385490007, 428322230, 440560008, 489511120, 513986676, 550700010, 599651122, 629371440, 642483345, 685315568, 734266680, 770980014, 856644460, 881120016, 899476683, 1027973352, 1101400020, 1199302244, 1284966690, 1468533360, 1499127805, 1541960028, 1713288920, 1798953366, 1927450035, 2055946704, 2202800040, 2398604488, 2569933380, 2698430049, 2998255610, 3083920056, 3426577840, 3597906732, 3854900070, 4405600080, 4497383415, 4797208976, 5139866760, 5396860098, 5996511220, 6167840112, 7195813464, 7709800140, 8994766830, 10279733520, 10793720196, 11993022440, 13492150245, 14391626928, 15419600280, 17989533660, 21587440392, 23986044880, 26984300490, 30839200560, 35979067320, 43174880784, 53968600980, 71958134640, 107937201960, 215874403920]

約数ペア:

[(1, 215874403920), (2, 107937201960), (3, 71958134640), (4, 53968600980), (5, 43174880784), (6, 35979067320), (7, 30839200560), (8, 26984300490), (9, 23986044880), (10, 21587440392), (12, 17989533660), (14, 15419600280), (15, 14391626928), (16, 13492150245), (18, 11993022440), (20, 10793720196), (21, 10279733520), (24, 8994766830), (28, 7709800140), (30, 7195813464), (35, 6167840112), (36, 5996511220), (40, 5396860098), (42, 5139866760), (45, 4797208976), (48, 4497383415), (49, 4405600080), (56, 3854900070), (60, 3597906732), (63, 3426577840), (70, 3083920056), (72, 2998255610), (80, 2698430049), (84, 2569933380), (90, 2398604488), (98, 2202800040), (105, 2055946704), (112, 1927450035), (120, 1798953366), (126, 1713288920), (140, 1541960028), (144, 1499127805), (147, 1468533360), (168, 1284966690), (180, 1199302244), (196, 1101400020), (210, 1027973352), (240, 899476683), (245, 881120016), (252, 856644460), (280, 770980014), (294, 734266680), (315, 685315568), (336, 642483345), (343, 629371440), (360, 599651122), (392, 550700010), (420, 513986676), (441, 489511120), (490, 440560008), (504, 428322230), (560, 385490007), (588, 367133340), (630, 342657784), (686, 314685720), (720, 299825561), (735, 293706672), (784, 275350005), (840, 256993338), (882, 244755560), (980, 220280004), (1008, 214161115), (1029, 209790480), (1176, 183566670), (1260, 171328892), (1372, 157342860), (1470, 146853336), (1680, 128496669), (1715, 125874288), (1764, 122377780), (1960, 110140002), (2058, 104895240), (2205, 97902224), (2352, 91783335), (2520, 85664446), (2744, 78671430), (2940, 73426668), (3087, 69930160), (3430, 62937144), (3528, 61188890), (3920, 55070001), (4116, 52447620), (4410, 48951112), (5040, 42832223), (5145, 41958096), (5488, 39335715), (5880, 36713334), (6174, 34965080), (6860, 31468572), (7056, 30594445), (8232, 26223810), (8820, 24475556), (10290, 20979048), (11760, 18356667), (12348, 17482540), (13720, 15734286), (15435, 13986032), (16464, 13111905), (17640, 12237778), (20580, 10489524), (24696, 8741270), (27440, 7867143), (30870, 6993016), (35280, 6118889), (41160, 5244762), (49392, 4370635), (61740, 3496508), (82320, 2622381), (123480, 1748254), (246960, 874127)]