28016968560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{16676767}}^1$

素因数の和:16676790

約数の個数: 80

約数和(自身を含む): 99260123136

約数和(自身を除く): 71243154576

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 16676767, 33353534, 50030301, 66707068, 83383835, 100060602, 116737369, 133414136, 166767670, 200121204, 233474738, 250151505, 266828272, 333535340, 350212107, 400242408, 466949476, 500303010, 583686845, 667070680, 700424214, 800484816, 933898952, 1000606020, 1167373690, 1334141360, 1400848428, 1751060535, 1867797904, 2001212040, 2334747380, 2801696856, 3502121070, 4002424080, 4669494760, 5603393712, 7004242140, 9338989520, 14008484280, 28016968560]

約数ペア:

[(1, 28016968560), (2, 14008484280), (3, 9338989520), (4, 7004242140), (5, 5603393712), (6, 4669494760), (7, 4002424080), (8, 3502121070), (10, 2801696856), (12, 2334747380), (14, 2001212040), (15, 1867797904), (16, 1751060535), (20, 1400848428), (21, 1334141360), (24, 1167373690), (28, 1000606020), (30, 933898952), (35, 800484816), (40, 700424214), (42, 667070680), (48, 583686845), (56, 500303010), (60, 466949476), (70, 400242408), (80, 350212107), (84, 333535340), (105, 266828272), (112, 250151505), (120, 233474738), (140, 200121204), (168, 166767670), (210, 133414136), (240, 116737369), (280, 100060602), (336, 83383835), (420, 66707068), (560, 50030301), (840, 33353534), (1680, 16676767)]