80395920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10151}}^1$

素因数の和:10181

約数の個数: 120

約数和(自身を含む): 294570432

約数和(自身を除く): 214174512

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 10151, 20302, 30453, 40604, 50755, 60906, 81208, 91359, 101510, 111661, 121812, 152265, 162416, 182718, 203020, 223322, 243624, 304530, 334983, 365436, 406040, 446644, 456795, 487248, 558305, 609060, 669966, 730872, 812080, 893288, 913590, 1004949, 1116610, 1218120, 1339932, 1461744, 1674915, 1786576, 1827180, 2009898, 2233220, 2436240, 2679864, 3349830, 3654360, 4019796, 4466440, 5024745, 5359728, 6699660, 7308720, 8039592, 8932880, 10049490, 13399320, 16079184, 20098980, 26798640, 40197960, 80395920]

約数ペア:

[(1, 80395920), (2, 40197960), (3, 26798640), (4, 20098980), (5, 16079184), (6, 13399320), (8, 10049490), (9, 8932880), (10, 8039592), (11, 7308720), (12, 6699660), (15, 5359728), (16, 5024745), (18, 4466440), (20, 4019796), (22, 3654360), (24, 3349830), (30, 2679864), (33, 2436240), (36, 2233220), (40, 2009898), (44, 1827180), (45, 1786576), (48, 1674915), (55, 1461744), (60, 1339932), (66, 1218120), (72, 1116610), (80, 1004949), (88, 913590), (90, 893288), (99, 812080), (110, 730872), (120, 669966), (132, 609060), (144, 558305), (165, 487248), (176, 456795), (180, 446644), (198, 406040), (220, 365436), (240, 334983), (264, 304530), (330, 243624), (360, 223322), (396, 203020), (440, 182718), (495, 162416), (528, 152265), (660, 121812), (720, 111661), (792, 101510), (880, 91359), (990, 81208), (1320, 60906), (1584, 50755), (1980, 40604), (2640, 30453), (3960, 20302), (7920, 10151)]