381934980

素因数分解:

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

素因数の和:1383

約数の個数: 192

約数和(自身を含む): 1376256000

約数和(自身を除く): 994321020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 79, 84, 90, 105, 108, 126, 135, 140, 158, 180, 189, 210, 237, 252, 270, 315, 316, 378, 395, 420, 474, 540, 553, 630, 711, 756, 790, 945, 948, 1106, 1185, 1260, 1279, 1422, 1580, 1659, 1890, 2133, 2212, 2370, 2558, 2765, 2844, 3318, 3555, 3780, 3837, 4266, 4740, 4977, 5116, 5530, 6395, 6636, 7110, 7674, 8295, 8532, 8953, 9954, 10665, 11060, 11511, 12790, 14220, 14931, 15348, 16590, 17906, 19185, 19908, 21330, 23022, 24885, 25580, 26859, 29862, 33180, 34533, 35812, 38370, 42660, 44765, 46044, 49770, 53718, 57555, 59724, 69066, 74655, 76740, 80577, 89530, 99540, 101041, 107436, 115110, 134295, 138132, 149310, 161154, 172665, 179060, 202082, 230220, 241731, 268590, 298620, 303123, 322308, 345330, 402885, 404164, 483462, 505205, 537180, 606246, 690660, 707287, 805770, 909369, 966924, 1010410, 1208655, 1212492, 1414574, 1515615, 1611540, 1818738, 2020820, 2121861, 2417310, 2728107, 2829148, 3031230, 3536435, 3637476, 4243722, 4546845, 4834620, 5456214, 6062460, 6365583, 7072870, 8487444, 9093690, 10609305, 10912428, 12731166, 13640535, 14145740, 18187380, 19096749, 21218610, 25462332, 27281070, 31827915, 38193498, 42437220, 54562140, 63655830, 76386996, 95483745, 127311660, 190967490, 381934980]

約数ペア:

[(1, 381934980), (2, 190967490), (3, 127311660), (4, 95483745), (5, 76386996), (6, 63655830), (7, 54562140), (9, 42437220), (10, 38193498), (12, 31827915), (14, 27281070), (15, 25462332), (18, 21218610), (20, 19096749), (21, 18187380), (27, 14145740), (28, 13640535), (30, 12731166), (35, 10912428), (36, 10609305), (42, 9093690), (45, 8487444), (54, 7072870), (60, 6365583), (63, 6062460), (70, 5456214), (79, 4834620), (84, 4546845), (90, 4243722), (105, 3637476), (108, 3536435), (126, 3031230), (135, 2829148), (140, 2728107), (158, 2417310), (180, 2121861), (189, 2020820), (210, 1818738), (237, 1611540), (252, 1515615), (270, 1414574), (315, 1212492), (316, 1208655), (378, 1010410), (395, 966924), (420, 909369), (474, 805770), (540, 707287), (553, 690660), (630, 606246), (711, 537180), (756, 505205), (790, 483462), (945, 404164), (948, 402885), (1106, 345330), (1185, 322308), (1260, 303123), (1279, 298620), (1422, 268590), (1580, 241731), (1659, 230220), (1890, 202082), (2133, 179060), (2212, 172665), (2370, 161154), (2558, 149310), (2765, 138132), (2844, 134295), (3318, 115110), (3555, 107436), (3780, 101041), (3837, 99540), (4266, 89530), (4740, 80577), (4977, 76740), (5116, 74655), (5530, 69066), (6395, 59724), (6636, 57555), (7110, 53718), (7674, 49770), (8295, 46044), (8532, 44765), (8953, 42660), (9954, 38370), (10665, 35812), (11060, 34533), (11511, 33180), (12790, 29862), (14220, 26859), (14931, 25580), (15348, 24885), (16590, 23022), (17906, 21330), (19185, 19908)]