248375520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1259}}^1$

素因数の和:1417

約数の個数: 144

約数和(自身を含む): 854446320

約数和(自身を除く): 606070800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 137, 144, 160, 180, 240, 274, 288, 360, 411, 480, 548, 685, 720, 822, 1096, 1233, 1259, 1370, 1440, 1644, 2055, 2192, 2466, 2518, 2740, 3288, 3777, 4110, 4384, 4932, 5036, 5480, 6165, 6295, 6576, 7554, 8220, 9864, 10072, 10960, 11331, 12330, 12590, 13152, 15108, 16440, 18885, 19728, 20144, 21920, 22662, 24660, 25180, 30216, 32880, 37770, 39456, 40288, 45324, 49320, 50360, 56655, 60432, 65760, 75540, 90648, 98640, 100720, 113310, 120864, 151080, 172483, 181296, 197280, 201440, 226620, 302160, 344966, 362592, 453240, 517449, 604320, 689932, 862415, 906480, 1034898, 1379864, 1552347, 1724830, 1812960, 2069796, 2587245, 2759728, 3104694, 3449660, 4139592, 5174490, 5519456, 6209388, 6899320, 7761735, 8279184, 10348980, 12418776, 13798640, 15523470, 16558368, 20697960, 24837552, 27597280, 31046940, 41395920, 49675104, 62093880, 82791840, 124187760, 248375520]

約数ペア:

[(1, 248375520), (2, 124187760), (3, 82791840), (4, 62093880), (5, 49675104), (6, 41395920), (8, 31046940), (9, 27597280), (10, 24837552), (12, 20697960), (15, 16558368), (16, 15523470), (18, 13798640), (20, 12418776), (24, 10348980), (30, 8279184), (32, 7761735), (36, 6899320), (40, 6209388), (45, 5519456), (48, 5174490), (60, 4139592), (72, 3449660), (80, 3104694), (90, 2759728), (96, 2587245), (120, 2069796), (137, 1812960), (144, 1724830), (160, 1552347), (180, 1379864), (240, 1034898), (274, 906480), (288, 862415), (360, 689932), (411, 604320), (480, 517449), (548, 453240), (685, 362592), (720, 344966), (822, 302160), (1096, 226620), (1233, 201440), (1259, 197280), (1370, 181296), (1440, 172483), (1644, 151080), (2055, 120864), (2192, 113310), (2466, 100720), (2518, 98640), (2740, 90648), (3288, 75540), (3777, 65760), (4110, 60432), (4384, 56655), (4932, 50360), (5036, 49320), (5480, 45324), (6165, 40288), (6295, 39456), (6576, 37770), (7554, 32880), (8220, 30216), (9864, 25180), (10072, 24660), (10960, 22662), (11331, 21920), (12330, 20144), (12590, 19728), (13152, 18885), (15108, 16440)]