80760120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1217}}^1$

素因数の和:1317

約数の個数: 128

約数和(自身を含む): 280627200

約数和(自身を除く): 199867080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 79, 84, 105, 120, 140, 158, 168, 210, 237, 280, 316, 395, 420, 474, 553, 632, 790, 840, 948, 1106, 1185, 1217, 1580, 1659, 1896, 2212, 2370, 2434, 2765, 3160, 3318, 3651, 4424, 4740, 4868, 5530, 6085, 6636, 7302, 8295, 8519, 9480, 9736, 11060, 12170, 13272, 14604, 16590, 17038, 18255, 22120, 24340, 25557, 29208, 33180, 34076, 36510, 42595, 48680, 51114, 66360, 68152, 73020, 85190, 96143, 102228, 127785, 146040, 170380, 192286, 204456, 255570, 288429, 340760, 384572, 480715, 511140, 576858, 673001, 769144, 961430, 1022280, 1153716, 1346002, 1442145, 1922860, 2019003, 2307432, 2692004, 2884290, 3365005, 3845720, 4038006, 5384008, 5768580, 6730010, 8076012, 10095015, 11537160, 13460020, 16152024, 20190030, 26920040, 40380060, 80760120]

約数ペア:

[(1, 80760120), (2, 40380060), (3, 26920040), (4, 20190030), (5, 16152024), (6, 13460020), (7, 11537160), (8, 10095015), (10, 8076012), (12, 6730010), (14, 5768580), (15, 5384008), (20, 4038006), (21, 3845720), (24, 3365005), (28, 2884290), (30, 2692004), (35, 2307432), (40, 2019003), (42, 1922860), (56, 1442145), (60, 1346002), (70, 1153716), (79, 1022280), (84, 961430), (105, 769144), (120, 673001), (140, 576858), (158, 511140), (168, 480715), (210, 384572), (237, 340760), (280, 288429), (316, 255570), (395, 204456), (420, 192286), (474, 170380), (553, 146040), (632, 127785), (790, 102228), (840, 96143), (948, 85190), (1106, 73020), (1185, 68152), (1217, 66360), (1580, 51114), (1659, 48680), (1896, 42595), (2212, 36510), (2370, 34076), (2434, 33180), (2765, 29208), (3160, 25557), (3318, 24340), (3651, 22120), (4424, 18255), (4740, 17038), (4868, 16590), (5530, 14604), (6085, 13272), (6636, 12170), (7302, 11060), (8295, 9736), (8519, 9480)]