1421020160

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1279}}^1$

素因数の和:1342

約数の個数: 176

約数和(自身を含む): 4024565760

約数和(自身を除く): 2603545600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 256, 280, 310, 320, 434, 448, 496, 512, 560, 620, 640, 868, 896, 992, 1024, 1085, 1120, 1240, 1279, 1280, 1736, 1792, 1984, 2170, 2240, 2480, 2558, 2560, 3472, 3584, 3968, 4340, 4480, 4960, 5116, 5120, 6395, 6944, 7168, 7936, 8680, 8953, 8960, 9920, 10232, 12790, 13888, 15872, 17360, 17906, 17920, 19840, 20464, 25580, 27776, 31744, 34720, 35812, 35840, 39649, 39680, 40928, 44765, 51160, 55552, 69440, 71624, 79298, 79360, 81856, 89530, 102320, 111104, 138880, 143248, 158596, 158720, 163712, 179060, 198245, 204640, 222208, 277543, 277760, 286496, 317192, 327424, 358120, 396490, 409280, 555086, 555520, 572992, 634384, 654848, 716240, 792980, 818560, 1110172, 1111040, 1145984, 1268768, 1309696, 1387715, 1432480, 1585960, 1637120, 2220344, 2291968, 2537536, 2775430, 2864960, 3171920, 3274240, 4440688, 4583936, 5075072, 5550860, 5729920, 6343840, 6548480, 8881376, 9167872, 10150144, 11101720, 11459840, 12687680, 17762752, 20300288, 22203440, 22919680, 25375360, 35525504, 40600576, 44406880, 45839360, 50750720, 71051008, 88813760, 101501440, 142102016, 177627520, 203002880, 284204032, 355255040, 710510080, 1421020160]

約数ペア:

[(1, 1421020160), (2, 710510080), (4, 355255040), (5, 284204032), (7, 203002880), (8, 177627520), (10, 142102016), (14, 101501440), (16, 88813760), (20, 71051008), (28, 50750720), (31, 45839360), (32, 44406880), (35, 40600576), (40, 35525504), (56, 25375360), (62, 22919680), (64, 22203440), (70, 20300288), (80, 17762752), (112, 12687680), (124, 11459840), (128, 11101720), (140, 10150144), (155, 9167872), (160, 8881376), (217, 6548480), (224, 6343840), (248, 5729920), (256, 5550860), (280, 5075072), (310, 4583936), (320, 4440688), (434, 3274240), (448, 3171920), (496, 2864960), (512, 2775430), (560, 2537536), (620, 2291968), (640, 2220344), (868, 1637120), (896, 1585960), (992, 1432480), (1024, 1387715), (1085, 1309696), (1120, 1268768), (1240, 1145984), (1279, 1111040), (1280, 1110172), (1736, 818560), (1792, 792980), (1984, 716240), (2170, 654848), (2240, 634384), (2480, 572992), (2558, 555520), (2560, 555086), (3472, 409280), (3584, 396490), (3968, 358120), (4340, 327424), (4480, 317192), (4960, 286496), (5116, 277760), (5120, 277543), (6395, 222208), (6944, 204640), (7168, 198245), (7936, 179060), (8680, 163712), (8953, 158720), (8960, 158596), (9920, 143248), (10232, 138880), (12790, 111104), (13888, 102320), (15872, 89530), (17360, 81856), (17906, 79360), (17920, 79298), (19840, 71624), (20464, 69440), (25580, 55552), (27776, 51160), (31744, 44765), (34720, 40928), (35812, 39680), (35840, 39649)]