83717480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{353}}^1$

素因数の和:400

約数の個数: 144

約数和(自身を含む): 241530660

約数和(自身を除く): 157813180

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 121, 140, 154, 196, 220, 242, 245, 280, 308, 353, 385, 392, 440, 484, 490, 539, 605, 616, 706, 770, 847, 968, 980, 1078, 1210, 1412, 1540, 1694, 1765, 1960, 2156, 2420, 2471, 2695, 2824, 3080, 3388, 3530, 3883, 4235, 4312, 4840, 4942, 5390, 5929, 6776, 7060, 7766, 8470, 9884, 10780, 11858, 12355, 14120, 15532, 16940, 17297, 19415, 19768, 21560, 23716, 24710, 27181, 29645, 31064, 33880, 34594, 38830, 42713, 47432, 49420, 54362, 59290, 69188, 77660, 85426, 86485, 98840, 108724, 118580, 135905, 138376, 155320, 170852, 172970, 190267, 213565, 217448, 237160, 271810, 298991, 341704, 345940, 380534, 427130, 543620, 597982, 691880, 761068, 854260, 951335, 1087240, 1195964, 1494955, 1522136, 1708520, 1902670, 2092937, 2391928, 2989910, 3805340, 4185874, 5979820, 7610680, 8371748, 10464685, 11959640, 16743496, 20929370, 41858740, 83717480]

約数ペア:

[(1, 83717480), (2, 41858740), (4, 20929370), (5, 16743496), (7, 11959640), (8, 10464685), (10, 8371748), (11, 7610680), (14, 5979820), (20, 4185874), (22, 3805340), (28, 2989910), (35, 2391928), (40, 2092937), (44, 1902670), (49, 1708520), (55, 1522136), (56, 1494955), (70, 1195964), (77, 1087240), (88, 951335), (98, 854260), (110, 761068), (121, 691880), (140, 597982), (154, 543620), (196, 427130), (220, 380534), (242, 345940), (245, 341704), (280, 298991), (308, 271810), (353, 237160), (385, 217448), (392, 213565), (440, 190267), (484, 172970), (490, 170852), (539, 155320), (605, 138376), (616, 135905), (706, 118580), (770, 108724), (847, 98840), (968, 86485), (980, 85426), (1078, 77660), (1210, 69188), (1412, 59290), (1540, 54362), (1694, 49420), (1765, 47432), (1960, 42713), (2156, 38830), (2420, 34594), (2471, 33880), (2695, 31064), (2824, 29645), (3080, 27181), (3388, 24710), (3530, 23716), (3883, 21560), (4235, 19768), (4312, 19415), (4840, 17297), (4942, 16940), (5390, 15532), (5929, 14120), (6776, 12355), (7060, 11858), (7766, 10780), (8470, 9884)]