212220960

素因数分解:

$2^5\times 3^1\times 5^1\times 7^3\times {\mathrm{1289}}^1$

素因数の和:1328

約数の個数: 192

約数和(自身を含む): 780192000

約数和(自身を除く): 567971040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 343, 392, 420, 480, 490, 560, 588, 672, 686, 735, 784, 840, 980, 1029, 1120, 1176, 1289, 1372, 1470, 1568, 1680, 1715, 1960, 2058, 2352, 2578, 2744, 2940, 3360, 3430, 3867, 3920, 4116, 4704, 5145, 5156, 5488, 5880, 6445, 6860, 7734, 7840, 8232, 9023, 10290, 10312, 10976, 11760, 12890, 13720, 15468, 16464, 18046, 19335, 20580, 20624, 23520, 25780, 27069, 27440, 30936, 32928, 36092, 38670, 41160, 41248, 45115, 51560, 54138, 54880, 61872, 63161, 72184, 77340, 82320, 90230, 103120, 108276, 123744, 126322, 135345, 144368, 154680, 164640, 180460, 189483, 206240, 216552, 252644, 270690, 288736, 309360, 315805, 360920, 378966, 433104, 442127, 505288, 541380, 618720, 631610, 721840, 757932, 866208, 884254, 947415, 1010576, 1082760, 1263220, 1326381, 1443680, 1515864, 1768508, 1894830, 2021152, 2165520, 2210635, 2526440, 2652762, 3031728, 3537016, 3789660, 4331040, 4421270, 5052880, 5305524, 6063456, 6631905, 7074032, 7579320, 8842540, 10105760, 10611048, 13263810, 14148064, 15158640, 17685080, 21222096, 26527620, 30317280, 35370160, 42444192, 53055240, 70740320, 106110480, 212220960]

約数ペア:

[(1, 212220960), (2, 106110480), (3, 70740320), (4, 53055240), (5, 42444192), (6, 35370160), (7, 30317280), (8, 26527620), (10, 21222096), (12, 17685080), (14, 15158640), (15, 14148064), (16, 13263810), (20, 10611048), (21, 10105760), (24, 8842540), (28, 7579320), (30, 7074032), (32, 6631905), (35, 6063456), (40, 5305524), (42, 5052880), (48, 4421270), (49, 4331040), (56, 3789660), (60, 3537016), (70, 3031728), (80, 2652762), (84, 2526440), (96, 2210635), (98, 2165520), (105, 2021152), (112, 1894830), (120, 1768508), (140, 1515864), (147, 1443680), (160, 1326381), (168, 1263220), (196, 1082760), (210, 1010576), (224, 947415), (240, 884254), (245, 866208), (280, 757932), (294, 721840), (336, 631610), (343, 618720), (392, 541380), (420, 505288), (480, 442127), (490, 433104), (560, 378966), (588, 360920), (672, 315805), (686, 309360), (735, 288736), (784, 270690), (840, 252644), (980, 216552), (1029, 206240), (1120, 189483), (1176, 180460), (1289, 164640), (1372, 154680), (1470, 144368), (1568, 135345), (1680, 126322), (1715, 123744), (1960, 108276), (2058, 103120), (2352, 90230), (2578, 82320), (2744, 77340), (2940, 72184), (3360, 63161), (3430, 61872), (3867, 54880), (3920, 54138), (4116, 51560), (4704, 45115), (5145, 41248), (5156, 41160), (5488, 38670), (5880, 36092), (6445, 32928), (6860, 30936), (7734, 27440), (7840, 27069), (8232, 25780), (9023, 23520), (10290, 20624), (10312, 20580), (10976, 19335), (11760, 18046), (12890, 16464), (13720, 15468)]