266772920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{2029}}^1$

素因数の和:2232

約数の個数: 64

約数和(自身を含む): 635796000

約数和(自身を除く): 369023080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 173, 190, 346, 380, 692, 760, 865, 1384, 1730, 2029, 3287, 3460, 4058, 6574, 6920, 8116, 10145, 13148, 16232, 16435, 20290, 26296, 32870, 38551, 40580, 65740, 77102, 81160, 131480, 154204, 192755, 308408, 351017, 385510, 702034, 771020, 1404068, 1542040, 1755085, 2808136, 3510170, 6669323, 7020340, 13338646, 14040680, 26677292, 33346615, 53354584, 66693230, 133386460, 266772920]

約数ペア:

[(1, 266772920), (2, 133386460), (4, 66693230), (5, 53354584), (8, 33346615), (10, 26677292), (19, 14040680), (20, 13338646), (38, 7020340), (40, 6669323), (76, 3510170), (95, 2808136), (152, 1755085), (173, 1542040), (190, 1404068), (346, 771020), (380, 702034), (692, 385510), (760, 351017), (865, 308408), (1384, 192755), (1730, 154204), (2029, 131480), (3287, 81160), (3460, 77102), (4058, 65740), (6574, 40580), (6920, 38551), (8116, 32870), (10145, 26296), (13148, 20290), (16232, 16435)]