997638720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79939}}^1$

素因数の和:79972

約数の個数: 112

約数和(自身を含む): 3411199680

約数和(自身を除く): 2413560960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 1040, 1248, 1560, 2080, 2496, 3120, 4160, 6240, 12480, 79939, 159878, 239817, 319756, 399695, 479634, 639512, 799390, 959268, 1039207, 1199085, 1279024, 1598780, 1918536, 2078414, 2398170, 2558048, 3117621, 3197560, 3837072, 4156828, 4796340, 5116096, 5196035, 6235242, 6395120, 7674144, 8313656, 9592680, 10392070, 12470484, 12790240, 15348288, 15588105, 16627312, 19185360, 20784140, 24940968, 25580480, 31176210, 33254624, 38370720, 41568280, 49881936, 62352420, 66509248, 76741440, 83136560, 99763872, 124704840, 166273120, 199527744, 249409680, 332546240, 498819360, 997638720]

約数ペア:

[(1, 997638720), (2, 498819360), (3, 332546240), (4, 249409680), (5, 199527744), (6, 166273120), (8, 124704840), (10, 99763872), (12, 83136560), (13, 76741440), (15, 66509248), (16, 62352420), (20, 49881936), (24, 41568280), (26, 38370720), (30, 33254624), (32, 31176210), (39, 25580480), (40, 24940968), (48, 20784140), (52, 19185360), (60, 16627312), (64, 15588105), (65, 15348288), (78, 12790240), (80, 12470484), (96, 10392070), (104, 9592680), (120, 8313656), (130, 7674144), (156, 6395120), (160, 6235242), (192, 5196035), (195, 5116096), (208, 4796340), (240, 4156828), (260, 3837072), (312, 3197560), (320, 3117621), (390, 2558048), (416, 2398170), (480, 2078414), (520, 1918536), (624, 1598780), (780, 1279024), (832, 1199085), (960, 1039207), (1040, 959268), (1248, 799390), (1560, 639512), (2080, 479634), (2496, 399695), (3120, 319756), (4160, 239817), (6240, 159878), (12480, 79939)]