65560880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{367}}^1$

素因数の和:427

約数の個数: 160

約数和(自身を含む): 197130240

約数和(自身を除く): 131569360

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 29, 35, 40, 44, 55, 56, 58, 70, 77, 80, 88, 110, 112, 116, 140, 145, 154, 176, 203, 220, 232, 280, 290, 308, 319, 367, 385, 406, 440, 464, 560, 580, 616, 638, 734, 770, 812, 880, 1015, 1160, 1232, 1276, 1468, 1540, 1595, 1624, 1835, 2030, 2233, 2320, 2552, 2569, 2936, 3080, 3190, 3248, 3670, 4037, 4060, 4466, 5104, 5138, 5872, 6160, 6380, 7340, 8074, 8120, 8932, 10276, 10643, 11165, 12760, 12845, 14680, 16148, 16240, 17864, 20185, 20552, 21286, 22330, 25520, 25690, 28259, 29360, 32296, 35728, 40370, 41104, 42572, 44660, 51380, 53215, 56518, 64592, 74501, 80740, 85144, 89320, 102760, 106430, 113036, 117073, 141295, 149002, 161480, 170288, 178640, 205520, 212860, 226072, 234146, 282590, 298004, 322960, 372505, 425720, 452144, 468292, 565180, 585365, 596008, 745010, 819511, 851440, 936584, 1130360, 1170730, 1192016, 1490020, 1639022, 1873168, 2260720, 2341460, 2980040, 3278044, 4097555, 4682920, 5960080, 6556088, 8195110, 9365840, 13112176, 16390220, 32780440, 65560880]

約数ペア:

[(1, 65560880), (2, 32780440), (4, 16390220), (5, 13112176), (7, 9365840), (8, 8195110), (10, 6556088), (11, 5960080), (14, 4682920), (16, 4097555), (20, 3278044), (22, 2980040), (28, 2341460), (29, 2260720), (35, 1873168), (40, 1639022), (44, 1490020), (55, 1192016), (56, 1170730), (58, 1130360), (70, 936584), (77, 851440), (80, 819511), (88, 745010), (110, 596008), (112, 585365), (116, 565180), (140, 468292), (145, 452144), (154, 425720), (176, 372505), (203, 322960), (220, 298004), (232, 282590), (280, 234146), (290, 226072), (308, 212860), (319, 205520), (367, 178640), (385, 170288), (406, 161480), (440, 149002), (464, 141295), (560, 117073), (580, 113036), (616, 106430), (638, 102760), (734, 89320), (770, 85144), (812, 80740), (880, 74501), (1015, 64592), (1160, 56518), (1232, 53215), (1276, 51380), (1468, 44660), (1540, 42572), (1595, 41104), (1624, 40370), (1835, 35728), (2030, 32296), (2233, 29360), (2320, 28259), (2552, 25690), (2569, 25520), (2936, 22330), (3080, 21286), (3190, 20552), (3248, 20185), (3670, 17864), (4037, 16240), (4060, 16148), (4466, 14680), (5104, 12845), (5138, 12760), (5872, 11165), (6160, 10643), (6380, 10276), (7340, 8932), (8074, 8120)]