31206555520

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{353}}^1\times {\mathrm{2819}}^1$

素因数の和:3205

約数の個数: 192

約数和(自身を含む): 87059998800

約数和(自身を除く): 55853443280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 280, 320, 353, 392, 448, 490, 560, 640, 706, 784, 896, 980, 1120, 1412, 1568, 1765, 1960, 2240, 2471, 2819, 2824, 3136, 3530, 3920, 4480, 4942, 5638, 5648, 6272, 7060, 7840, 9884, 11276, 11296, 12355, 14095, 14120, 15680, 17297, 19733, 19768, 22552, 22592, 24710, 28190, 28240, 31360, 34594, 39466, 39536, 45104, 45184, 49420, 56380, 56480, 69188, 78932, 79072, 86485, 90208, 98665, 98840, 112760, 112960, 138131, 138376, 157864, 158144, 172970, 180416, 197330, 197680, 225520, 225920, 276262, 276752, 315728, 316288, 345940, 360832, 394660, 395360, 451040, 552524, 553504, 631456, 690655, 691880, 789320, 790720, 902080, 995107, 1105048, 1107008, 1262912, 1381310, 1383760, 1578640, 1581440, 1804160, 1990214, 2210096, 2214016, 2525824, 2762620, 2767520, 3157280, 3980428, 4420192, 4975535, 5525240, 5535040, 6314560, 6965749, 7960856, 8840384, 9951070, 11050480, 11070080, 12629120, 13931498, 15921712, 17680768, 19902140, 22100960, 27862996, 31843424, 34828745, 39804280, 44201920, 48760243, 55725992, 63686848, 69657490, 79608560, 88403840, 97520486, 111451984, 127373696, 139314980, 159217120, 195040972, 222903968, 243801215, 278629960, 318434240, 390081944, 445807936, 487602430, 557259920, 636868480, 780163888, 891615872, 975204860, 1114519840, 1560327776, 1950409720, 2229039680, 3120655552, 3900819440, 4458079360, 6241311104, 7801638880, 15603277760, 31206555520]

約数ペア:

[(1, 31206555520), (2, 15603277760), (4, 7801638880), (5, 6241311104), (7, 4458079360), (8, 3900819440), (10, 3120655552), (14, 2229039680), (16, 1950409720), (20, 1560327776), (28, 1114519840), (32, 975204860), (35, 891615872), (40, 780163888), (49, 636868480), (56, 557259920), (64, 487602430), (70, 445807936), (80, 390081944), (98, 318434240), (112, 278629960), (128, 243801215), (140, 222903968), (160, 195040972), (196, 159217120), (224, 139314980), (245, 127373696), (280, 111451984), (320, 97520486), (353, 88403840), (392, 79608560), (448, 69657490), (490, 63686848), (560, 55725992), (640, 48760243), (706, 44201920), (784, 39804280), (896, 34828745), (980, 31843424), (1120, 27862996), (1412, 22100960), (1568, 19902140), (1765, 17680768), (1960, 15921712), (2240, 13931498), (2471, 12629120), (2819, 11070080), (2824, 11050480), (3136, 9951070), (3530, 8840384), (3920, 7960856), (4480, 6965749), (4942, 6314560), (5638, 5535040), (5648, 5525240), (6272, 4975535), (7060, 4420192), (7840, 3980428), (9884, 3157280), (11276, 2767520), (11296, 2762620), (12355, 2525824), (14095, 2214016), (14120, 2210096), (15680, 1990214), (17297, 1804160), (19733, 1581440), (19768, 1578640), (22552, 1383760), (22592, 1381310), (24710, 1262912), (28190, 1107008), (28240, 1105048), (31360, 995107), (34594, 902080), (39466, 790720), (39536, 789320), (45104, 691880), (45184, 690655), (49420, 631456), (56380, 553504), (56480, 552524), (69188, 451040), (78932, 395360), (79072, 394660), (86485, 360832), (90208, 345940), (98665, 316288), (98840, 315728), (112760, 276752), (112960, 276262), (138131, 225920), (138376, 225520), (157864, 197680), (158144, 197330), (172970, 180416)]