195515520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1289}}^1$

素因数の和:1390

約数の個数: 128

約数和(自身を含む): 631584000

約数和(自身を除く): 436068480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 79, 80, 96, 120, 128, 158, 160, 192, 237, 240, 316, 320, 384, 395, 474, 480, 632, 640, 790, 948, 960, 1185, 1264, 1289, 1580, 1896, 1920, 2370, 2528, 2578, 3160, 3792, 3867, 4740, 5056, 5156, 6320, 6445, 7584, 7734, 9480, 10112, 10312, 12640, 12890, 15168, 15468, 18960, 19335, 20624, 25280, 25780, 30336, 30936, 37920, 38670, 41248, 50560, 51560, 61872, 75840, 77340, 82496, 101831, 103120, 123744, 151680, 154680, 164992, 203662, 206240, 247488, 305493, 309360, 407324, 412480, 494976, 509155, 610986, 618720, 814648, 824960, 1018310, 1221972, 1237440, 1527465, 1629296, 2036620, 2443944, 2474880, 3054930, 3258592, 4073240, 4887888, 6109860, 6517184, 8146480, 9775776, 12219720, 13034368, 16292960, 19551552, 24439440, 32585920, 39103104, 48878880, 65171840, 97757760, 195515520]

約数ペア:

[(1, 195515520), (2, 97757760), (3, 65171840), (4, 48878880), (5, 39103104), (6, 32585920), (8, 24439440), (10, 19551552), (12, 16292960), (15, 13034368), (16, 12219720), (20, 9775776), (24, 8146480), (30, 6517184), (32, 6109860), (40, 4887888), (48, 4073240), (60, 3258592), (64, 3054930), (79, 2474880), (80, 2443944), (96, 2036620), (120, 1629296), (128, 1527465), (158, 1237440), (160, 1221972), (192, 1018310), (237, 824960), (240, 814648), (316, 618720), (320, 610986), (384, 509155), (395, 494976), (474, 412480), (480, 407324), (632, 309360), (640, 305493), (790, 247488), (948, 206240), (960, 203662), (1185, 164992), (1264, 154680), (1289, 151680), (1580, 123744), (1896, 103120), (1920, 101831), (2370, 82496), (2528, 77340), (2578, 75840), (3160, 61872), (3792, 51560), (3867, 50560), (4740, 41248), (5056, 38670), (5156, 37920), (6320, 30936), (6445, 30336), (7584, 25780), (7734, 25280), (9480, 20624), (10112, 19335), (10312, 18960), (12640, 15468), (12890, 15168)]