51047220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:302

約数の個数: 144

約数和(自身を含む): 168920640

約数和(自身を除く): 117873420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 97, 98, 105, 140, 147, 179, 194, 196, 210, 245, 291, 294, 358, 388, 420, 485, 490, 537, 582, 588, 679, 716, 735, 895, 970, 980, 1074, 1164, 1253, 1358, 1455, 1470, 1790, 1940, 2037, 2148, 2506, 2685, 2716, 2910, 2940, 3395, 3580, 3759, 4074, 4753, 5012, 5370, 5820, 6265, 6790, 7518, 8148, 8771, 9506, 10185, 10740, 12530, 13580, 14259, 15036, 17363, 17542, 18795, 19012, 20370, 23765, 25060, 26313, 28518, 34726, 35084, 37590, 40740, 43855, 47530, 52089, 52626, 57036, 69452, 71295, 75180, 86815, 87710, 95060, 104178, 105252, 121541, 131565, 142590, 173630, 175420, 208356, 243082, 260445, 263130, 285180, 347260, 364623, 486164, 520890, 526260, 607705, 729246, 850787, 1041780, 1215410, 1458492, 1701574, 1823115, 2430820, 2552361, 3403148, 3646230, 4253935, 5104722, 7292460, 8507870, 10209444, 12761805, 17015740, 25523610, 51047220]

約数ペア:

[(1, 51047220), (2, 25523610), (3, 17015740), (4, 12761805), (5, 10209444), (6, 8507870), (7, 7292460), (10, 5104722), (12, 4253935), (14, 3646230), (15, 3403148), (20, 2552361), (21, 2430820), (28, 1823115), (30, 1701574), (35, 1458492), (42, 1215410), (49, 1041780), (60, 850787), (70, 729246), (84, 607705), (97, 526260), (98, 520890), (105, 486164), (140, 364623), (147, 347260), (179, 285180), (194, 263130), (196, 260445), (210, 243082), (245, 208356), (291, 175420), (294, 173630), (358, 142590), (388, 131565), (420, 121541), (485, 105252), (490, 104178), (537, 95060), (582, 87710), (588, 86815), (679, 75180), (716, 71295), (735, 69452), (895, 57036), (970, 52626), (980, 52089), (1074, 47530), (1164, 43855), (1253, 40740), (1358, 37590), (1455, 35084), (1470, 34726), (1790, 28518), (1940, 26313), (2037, 25060), (2148, 23765), (2506, 20370), (2685, 19012), (2716, 18795), (2910, 17542), (2940, 17363), (3395, 15036), (3580, 14259), (3759, 13580), (4074, 12530), (4753, 10740), (5012, 10185), (5370, 9506), (5820, 8771), (6265, 8148), (6790, 7518)]