219502080

素因数分解:

$2^9\times 3^2\times 5^1\times 7^1\times {\mathrm{1361}}^1$

素因数の和:1397

約数の個数: 240

約数和(自身を含む): 869435424

約数和(自身を除く): 649933344

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 512, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1361, 1440, 1536, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2560, 2688, 2722, 2880, 3360, 3584, 3840, 4032, 4083, 4480, 4608, 5040, 5376, 5444, 5760, 6720, 6805, 7680, 8064, 8166, 8960, 9527, 10080, 10752, 10888, 11520, 12249, 13440, 13610, 16128, 16332, 17920, 19054, 20160, 20415, 21776, 23040, 24498, 26880, 27220, 28581, 32256, 32664, 38108, 40320, 40830, 43552, 47635, 48996, 53760, 54440, 57162, 61245, 65328, 76216, 80640, 81660, 85743, 87104, 95270, 97992, 108880, 114324, 122490, 130656, 142905, 152432, 161280, 163320, 171486, 174208, 190540, 195984, 217760, 228648, 244980, 261312, 285810, 304864, 326640, 342972, 348416, 381080, 391968, 428715, 435520, 457296, 489960, 522624, 571620, 609728, 653280, 685944, 696832, 762160, 783936, 857430, 871040, 914592, 979920, 1045248, 1143240, 1219456, 1306560, 1371888, 1524320, 1567872, 1714860, 1742080, 1829184, 1959840, 2090496, 2286480, 2438912, 2613120, 2743776, 3048640, 3135744, 3429720, 3484160, 3658368, 3919680, 4572960, 4877824, 5226240, 5487552, 6097280, 6271488, 6859440, 7316736, 7839360, 9145920, 10452480, 10975104, 12194560, 13718880, 14633472, 15678720, 18291840, 21950208, 24389120, 27437760, 31357440, 36583680, 43900416, 54875520, 73167360, 109751040, 219502080]

約数ペア:

[(1, 219502080), (2, 109751040), (3, 73167360), (4, 54875520), (5, 43900416), (6, 36583680), (7, 31357440), (8, 27437760), (9, 24389120), (10, 21950208), (12, 18291840), (14, 15678720), (15, 14633472), (16, 13718880), (18, 12194560), (20, 10975104), (21, 10452480), (24, 9145920), (28, 7839360), (30, 7316736), (32, 6859440), (35, 6271488), (36, 6097280), (40, 5487552), (42, 5226240), (45, 4877824), (48, 4572960), (56, 3919680), (60, 3658368), (63, 3484160), (64, 3429720), (70, 3135744), (72, 3048640), (80, 2743776), (84, 2613120), (90, 2438912), (96, 2286480), (105, 2090496), (112, 1959840), (120, 1829184), (126, 1742080), (128, 1714860), (140, 1567872), (144, 1524320), (160, 1371888), (168, 1306560), (180, 1219456), (192, 1143240), (210, 1045248), (224, 979920), (240, 914592), (252, 871040), (256, 857430), (280, 783936), (288, 762160), (315, 696832), (320, 685944), (336, 653280), (360, 609728), (384, 571620), (420, 522624), (448, 489960), (480, 457296), (504, 435520), (512, 428715), (560, 391968), (576, 381080), (630, 348416), (640, 342972), (672, 326640), (720, 304864), (768, 285810), (840, 261312), (896, 244980), (960, 228648), (1008, 217760), (1120, 195984), (1152, 190540), (1260, 174208), (1280, 171486), (1344, 163320), (1361, 161280), (1440, 152432), (1536, 142905), (1680, 130656), (1792, 122490), (1920, 114324), (2016, 108880), (2240, 97992), (2304, 95270), (2520, 87104), (2560, 85743), (2688, 81660), (2722, 80640), (2880, 76216), (3360, 65328), (3584, 61245), (3840, 57162), (4032, 54440), (4083, 53760), (4480, 48996), (4608, 47635), (5040, 43552), (5376, 40830), (5444, 40320), (5760, 38108), (6720, 32664), (6805, 32256), (7680, 28581), (8064, 27220), (8166, 26880), (8960, 24498), (9527, 23040), (10080, 21776), (10752, 20415), (10888, 20160), (11520, 19054), (12249, 17920), (13440, 16332), (13610, 16128)]