78517120

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{587}}^1$

素因数の和:636

約数の個数: 128

約数和(自身を含む): 215913600

約数和(自身を除く): 137396480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 128, 152, 160, 176, 190, 209, 220, 304, 320, 352, 380, 418, 440, 587, 608, 640, 704, 760, 836, 880, 1045, 1174, 1216, 1408, 1520, 1672, 1760, 2090, 2348, 2432, 2935, 3040, 3344, 3520, 4180, 4696, 5870, 6080, 6457, 6688, 7040, 8360, 9392, 11153, 11740, 12160, 12914, 13376, 16720, 18784, 22306, 23480, 25828, 26752, 32285, 33440, 37568, 44612, 46960, 51656, 55765, 64570, 66880, 75136, 89224, 93920, 103312, 111530, 122683, 129140, 133760, 178448, 187840, 206624, 223060, 245366, 258280, 356896, 375680, 413248, 446120, 490732, 516560, 613415, 713792, 826496, 892240, 981464, 1033120, 1226830, 1427584, 1784480, 1962928, 2066240, 2453660, 3568960, 3925856, 4132480, 4907320, 7137920, 7851712, 9814640, 15703424, 19629280, 39258560, 78517120]

約数ペア:

[(1, 78517120), (2, 39258560), (4, 19629280), (5, 15703424), (8, 9814640), (10, 7851712), (11, 7137920), (16, 4907320), (19, 4132480), (20, 3925856), (22, 3568960), (32, 2453660), (38, 2066240), (40, 1962928), (44, 1784480), (55, 1427584), (64, 1226830), (76, 1033120), (80, 981464), (88, 892240), (95, 826496), (110, 713792), (128, 613415), (152, 516560), (160, 490732), (176, 446120), (190, 413248), (209, 375680), (220, 356896), (304, 258280), (320, 245366), (352, 223060), (380, 206624), (418, 187840), (440, 178448), (587, 133760), (608, 129140), (640, 122683), (704, 111530), (760, 103312), (836, 93920), (880, 89224), (1045, 75136), (1174, 66880), (1216, 64570), (1408, 55765), (1520, 51656), (1672, 46960), (1760, 44612), (2090, 37568), (2348, 33440), (2432, 32285), (2935, 26752), (3040, 25828), (3344, 23480), (3520, 22306), (4180, 18784), (4696, 16720), (5870, 13376), (6080, 12914), (6457, 12160), (6688, 11740), (7040, 11153), (8360, 9392)]