355255040

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1279}}^1$

素因数の和:1338

約数の個数: 144

約数和(自身を含む): 1004666880

約数和(自身を除く): 649411840

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, 560, 620, 640, 868, 896, 992, 1085, 1120, 1240, 1279, 1280, 1736, 1792, 1984, 2170, 2240, 2480, 2558, 3472, 3968, 4340, 4480, 4960, 5116, 6395, 6944, 7936, 8680, 8953, 8960, 9920, 10232, 12790, 13888, 17360, 17906, 19840, 20464, 25580, 27776, 34720, 35812, 39649, 39680, 40928, 44765, 51160, 55552, 69440, 71624, 79298, 81856, 89530, 102320, 138880, 143248, 158596, 163712, 179060, 198245, 204640, 277543, 277760, 286496, 317192, 327424, 358120, 396490, 409280, 555086, 572992, 634384, 716240, 792980, 818560, 1110172, 1145984, 1268768, 1387715, 1432480, 1585960, 1637120, 2220344, 2291968, 2537536, 2775430, 2864960, 3171920, 4440688, 5075072, 5550860, 5729920, 6343840, 8881376, 10150144, 11101720, 11459840, 12687680, 17762752, 22203440, 25375360, 35525504, 44406880, 50750720, 71051008, 88813760, 177627520, 355255040]

約数ペア:

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