311550480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1$

素因数の和:438

約数の個数: 240

約数和(自身を含む): 1110732480

約数和(自身を除く): 799182000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 43, 45, 48, 58, 60, 72, 80, 86, 87, 90, 116, 120, 129, 144, 145, 172, 174, 180, 215, 232, 240, 258, 261, 290, 344, 347, 348, 360, 387, 430, 435, 464, 516, 522, 580, 645, 688, 694, 696, 720, 774, 860, 870, 1032, 1041, 1044, 1160, 1247, 1290, 1305, 1388, 1392, 1548, 1720, 1735, 1740, 1935, 2064, 2082, 2088, 2320, 2494, 2580, 2610, 2776, 3096, 3123, 3440, 3470, 3480, 3741, 3870, 4164, 4176, 4988, 5160, 5205, 5220, 5552, 6192, 6235, 6246, 6940, 6960, 7482, 7740, 8328, 9976, 10063, 10320, 10410, 10440, 11223, 12470, 12492, 13880, 14921, 14964, 15480, 15615, 16656, 18705, 19952, 20126, 20820, 20880, 22446, 24940, 24984, 27760, 29842, 29928, 30189, 30960, 31230, 37410, 40252, 41640, 44763, 44892, 49880, 49968, 50315, 56115, 59684, 59856, 60378, 62460, 74605, 74820, 80504, 83280, 89526, 89784, 90567, 99760, 100630, 112230, 119368, 120756, 124920, 134289, 149210, 149640, 150945, 161008, 179052, 179568, 181134, 201260, 223815, 224460, 238736, 241512, 249840, 268578, 298420, 299280, 301890, 358104, 362268, 402520, 432709, 447630, 448920, 452835, 483024, 537156, 596840, 603780, 671445, 716208, 724536, 805040, 865418, 895260, 897840, 905670, 1074312, 1193680, 1207560, 1298127, 1342890, 1449072, 1730836, 1790520, 1811340, 2148624, 2163545, 2415120, 2596254, 2685780, 3461672, 3581040, 3622680, 3894381, 4327090, 5192508, 5371560, 6490635, 6923344, 7245360, 7788762, 8654180, 10385016, 10743120, 12981270, 15577524, 17308360, 19471905, 20770032, 25962540, 31155048, 34616720, 38943810, 51925080, 62310096, 77887620, 103850160, 155775240, 311550480]

約数ペア:

[(1, 311550480), (2, 155775240), (3, 103850160), (4, 77887620), (5, 62310096), (6, 51925080), (8, 38943810), (9, 34616720), (10, 31155048), (12, 25962540), (15, 20770032), (16, 19471905), (18, 17308360), (20, 15577524), (24, 12981270), (29, 10743120), (30, 10385016), (36, 8654180), (40, 7788762), (43, 7245360), (45, 6923344), (48, 6490635), (58, 5371560), (60, 5192508), (72, 4327090), (80, 3894381), (86, 3622680), (87, 3581040), (90, 3461672), (116, 2685780), (120, 2596254), (129, 2415120), (144, 2163545), (145, 2148624), (172, 1811340), (174, 1790520), (180, 1730836), (215, 1449072), (232, 1342890), (240, 1298127), (258, 1207560), (261, 1193680), (290, 1074312), (344, 905670), (347, 897840), (348, 895260), (360, 865418), (387, 805040), (430, 724536), (435, 716208), (464, 671445), (516, 603780), (522, 596840), (580, 537156), (645, 483024), (688, 452835), (694, 448920), (696, 447630), (720, 432709), (774, 402520), (860, 362268), (870, 358104), (1032, 301890), (1041, 299280), (1044, 298420), (1160, 268578), (1247, 249840), (1290, 241512), (1305, 238736), (1388, 224460), (1392, 223815), (1548, 201260), (1720, 181134), (1735, 179568), (1740, 179052), (1935, 161008), (2064, 150945), (2082, 149640), (2088, 149210), (2320, 134289), (2494, 124920), (2580, 120756), (2610, 119368), (2776, 112230), (3096, 100630), (3123, 99760), (3440, 90567), (3470, 89784), (3480, 89526), (3741, 83280), (3870, 80504), (4164, 74820), (4176, 74605), (4988, 62460), (5160, 60378), (5205, 59856), (5220, 59684), (5552, 56115), (6192, 50315), (6235, 49968), (6246, 49880), (6940, 44892), (6960, 44763), (7482, 41640), (7740, 40252), (8328, 37410), (9976, 31230), (10063, 30960), (10320, 30189), (10410, 29928), (10440, 29842), (11223, 27760), (12470, 24984), (12492, 24940), (13880, 22446), (14921, 20880), (14964, 20820), (15480, 20126), (15615, 19952), (16656, 18705)]