127311660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1279}}^1$

素因数の和:1380

約数の個数: 144

約数和(自身を含む): 447283200

約数和(自身を除く): 319971540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 79, 84, 90, 105, 126, 140, 158, 180, 210, 237, 252, 315, 316, 395, 420, 474, 553, 630, 711, 790, 948, 1106, 1185, 1260, 1279, 1422, 1580, 1659, 2212, 2370, 2558, 2765, 2844, 3318, 3555, 3837, 4740, 4977, 5116, 5530, 6395, 6636, 7110, 7674, 8295, 8953, 9954, 11060, 11511, 12790, 14220, 15348, 16590, 17906, 19185, 19908, 23022, 24885, 25580, 26859, 33180, 35812, 38370, 44765, 46044, 49770, 53718, 57555, 76740, 80577, 89530, 99540, 101041, 107436, 115110, 134295, 161154, 179060, 202082, 230220, 268590, 303123, 322308, 402885, 404164, 505205, 537180, 606246, 707287, 805770, 909369, 1010410, 1212492, 1414574, 1515615, 1611540, 1818738, 2020820, 2121861, 2829148, 3031230, 3536435, 3637476, 4243722, 4546845, 6062460, 6365583, 7072870, 8487444, 9093690, 10609305, 12731166, 14145740, 18187380, 21218610, 25462332, 31827915, 42437220, 63655830, 127311660]

約数ペア:

[(1, 127311660), (2, 63655830), (3, 42437220), (4, 31827915), (5, 25462332), (6, 21218610), (7, 18187380), (9, 14145740), (10, 12731166), (12, 10609305), (14, 9093690), (15, 8487444), (18, 7072870), (20, 6365583), (21, 6062460), (28, 4546845), (30, 4243722), (35, 3637476), (36, 3536435), (42, 3031230), (45, 2829148), (60, 2121861), (63, 2020820), (70, 1818738), (79, 1611540), (84, 1515615), (90, 1414574), (105, 1212492), (126, 1010410), (140, 909369), (158, 805770), (180, 707287), (210, 606246), (237, 537180), (252, 505205), (315, 404164), (316, 402885), (395, 322308), (420, 303123), (474, 268590), (553, 230220), (630, 202082), (711, 179060), (790, 161154), (948, 134295), (1106, 115110), (1185, 107436), (1260, 101041), (1279, 99540), (1422, 89530), (1580, 80577), (1659, 76740), (2212, 57555), (2370, 53718), (2558, 49770), (2765, 46044), (2844, 44765), (3318, 38370), (3555, 35812), (3837, 33180), (4740, 26859), (4977, 25580), (5116, 24885), (5530, 23022), (6395, 19908), (6636, 19185), (7110, 17906), (7674, 16590), (8295, 15348), (8953, 14220), (9954, 12790), (11060, 11511)]