247106580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{18979}}^1$

素因数の和:19029

約数の個数: 96

約数和(自身を含む): 816291840

約数和(自身を除く): 569185260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 651, 868, 930, 1085, 1302, 1860, 2170, 2604, 3255, 4340, 6510, 13020, 18979, 37958, 56937, 75916, 94895, 113874, 132853, 189790, 227748, 265706, 284685, 379580, 398559, 531412, 569370, 588349, 664265, 797118, 1138740, 1176698, 1328530, 1594236, 1765047, 1992795, 2353396, 2657060, 2941745, 3530094, 3985590, 4118443, 5883490, 7060188, 7971180, 8236886, 8825235, 11766980, 12355329, 16473772, 17650470, 20592215, 24710658, 35300940, 41184430, 49421316, 61776645, 82368860, 123553290, 247106580]

約数ペア:

[(1, 247106580), (2, 123553290), (3, 82368860), (4, 61776645), (5, 49421316), (6, 41184430), (7, 35300940), (10, 24710658), (12, 20592215), (14, 17650470), (15, 16473772), (20, 12355329), (21, 11766980), (28, 8825235), (30, 8236886), (31, 7971180), (35, 7060188), (42, 5883490), (60, 4118443), (62, 3985590), (70, 3530094), (84, 2941745), (93, 2657060), (105, 2353396), (124, 1992795), (140, 1765047), (155, 1594236), (186, 1328530), (210, 1176698), (217, 1138740), (310, 797118), (372, 664265), (420, 588349), (434, 569370), (465, 531412), (620, 398559), (651, 379580), (868, 284685), (930, 265706), (1085, 227748), (1302, 189790), (1860, 132853), (2170, 113874), (2604, 94895), (3255, 75916), (4340, 56937), (6510, 37958), (13020, 18979)]