15671380120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{25679}}^1$

素因数の和:25793

約数の個数: 128

約数和(自身を含む): 41046912000

約数和(自身を除く): 25375531880

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 73, 76, 88, 95, 110, 146, 152, 190, 209, 220, 292, 365, 380, 418, 440, 584, 730, 760, 803, 836, 1045, 1387, 1460, 1606, 1672, 2090, 2774, 2920, 3212, 4015, 4180, 5548, 6424, 6935, 8030, 8360, 11096, 13870, 15257, 16060, 25679, 27740, 30514, 32120, 51358, 55480, 61028, 76285, 102716, 122056, 128395, 152570, 205432, 256790, 282469, 305140, 487901, 513580, 564938, 610280, 975802, 1027160, 1129876, 1412345, 1874567, 1951604, 2259752, 2439505, 2824690, 3749134, 3903208, 4879010, 5366911, 5649380, 7498268, 9372835, 9758020, 10733822, 11298760, 14996536, 18745670, 19516040, 20620237, 21467644, 26834555, 35616773, 37491340, 41240474, 42935288, 53669110, 71233546, 74982680, 82480948, 103101185, 107338220, 142467092, 164961896, 178083865, 206202370, 214676440, 284934184, 356167730, 391784503, 412404740, 712335460, 783569006, 824809480, 1424670920, 1567138012, 1958922515, 3134276024, 3917845030, 7835690060, 15671380120]

約数ペア:

[(1, 15671380120), (2, 7835690060), (4, 3917845030), (5, 3134276024), (8, 1958922515), (10, 1567138012), (11, 1424670920), (19, 824809480), (20, 783569006), (22, 712335460), (38, 412404740), (40, 391784503), (44, 356167730), (55, 284934184), (73, 214676440), (76, 206202370), (88, 178083865), (95, 164961896), (110, 142467092), (146, 107338220), (152, 103101185), (190, 82480948), (209, 74982680), (220, 71233546), (292, 53669110), (365, 42935288), (380, 41240474), (418, 37491340), (440, 35616773), (584, 26834555), (730, 21467644), (760, 20620237), (803, 19516040), (836, 18745670), (1045, 14996536), (1387, 11298760), (1460, 10733822), (1606, 9758020), (1672, 9372835), (2090, 7498268), (2774, 5649380), (2920, 5366911), (3212, 4879010), (4015, 3903208), (4180, 3749134), (5548, 2824690), (6424, 2439505), (6935, 2259752), (8030, 1951604), (8360, 1874567), (11096, 1412345), (13870, 1129876), (15257, 1027160), (16060, 975802), (25679, 610280), (27740, 564938), (30514, 513580), (32120, 487901), (51358, 305140), (55480, 282469), (61028, 256790), (76285, 205432), (102716, 152570), (122056, 128395)]