31081470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1663}}^1$

素因数の和:1769

約数の個数: 64

約数和(自身を含む): 86261760

約数和(自身を除く): 55180290

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 89, 105, 178, 210, 267, 445, 534, 623, 890, 1246, 1335, 1663, 1869, 2670, 3115, 3326, 3738, 4989, 6230, 8315, 9345, 9978, 11641, 16630, 18690, 23282, 24945, 34923, 49890, 58205, 69846, 116410, 148007, 174615, 296014, 349230, 444021, 740035, 888042, 1036049, 1480070, 2072098, 2220105, 3108147, 4440210, 5180245, 6216294, 10360490, 15540735, 31081470]

約数ペア:

[(1, 31081470), (2, 15540735), (3, 10360490), (5, 6216294), (6, 5180245), (7, 4440210), (10, 3108147), (14, 2220105), (15, 2072098), (21, 1480070), (30, 1036049), (35, 888042), (42, 740035), (70, 444021), (89, 349230), (105, 296014), (178, 174615), (210, 148007), (267, 116410), (445, 69846), (534, 58205), (623, 49890), (890, 34923), (1246, 24945), (1335, 23282), (1663, 18690), (1869, 16630), (2670, 11641), (3115, 9978), (3326, 9345), (3738, 8315), (4989, 6230)]