215765520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47317}}^1$

素因数の和:47352

約数の個数: 80

約数和(自身を含む): 704091840

約数和(自身を除く): 488326320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 47317, 94634, 141951, 189268, 236585, 283902, 378536, 473170, 567804, 709755, 757072, 899023, 946340, 1135608, 1419510, 1798046, 1892680, 2271216, 2697069, 2839020, 3596092, 3785360, 4495115, 5394138, 5678040, 7192184, 8990230, 10788276, 11356080, 13485345, 14384368, 17980460, 21576552, 26970690, 35960920, 43153104, 53941380, 71921840, 107882760, 215765520]

約数ペア:

[(1, 215765520), (2, 107882760), (3, 71921840), (4, 53941380), (5, 43153104), (6, 35960920), (8, 26970690), (10, 21576552), (12, 17980460), (15, 14384368), (16, 13485345), (19, 11356080), (20, 10788276), (24, 8990230), (30, 7192184), (38, 5678040), (40, 5394138), (48, 4495115), (57, 3785360), (60, 3596092), (76, 2839020), (80, 2697069), (95, 2271216), (114, 1892680), (120, 1798046), (152, 1419510), (190, 1135608), (228, 946340), (240, 899023), (285, 757072), (304, 709755), (380, 567804), (456, 473170), (570, 378536), (760, 283902), (912, 236585), (1140, 189268), (1520, 141951), (2280, 94634), (4560, 47317)]