344305720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{21149}}^1$

素因数の和:21208

約数の個数: 64

約数和(自身を含む): 867996000

約数和(自身を除く): 523690280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 148, 185, 220, 296, 370, 407, 440, 740, 814, 1480, 1628, 2035, 3256, 4070, 8140, 16280, 21149, 42298, 84596, 105745, 169192, 211490, 232639, 422980, 465278, 782513, 845960, 930556, 1163195, 1565026, 1861112, 2326390, 3130052, 3912565, 4652780, 6260104, 7825130, 8607643, 9305560, 15650260, 17215286, 31300520, 34430572, 43038215, 68861144, 86076430, 172152860, 344305720]

約数ペア:

[(1, 344305720), (2, 172152860), (4, 86076430), (5, 68861144), (8, 43038215), (10, 34430572), (11, 31300520), (20, 17215286), (22, 15650260), (37, 9305560), (40, 8607643), (44, 7825130), (55, 6260104), (74, 4652780), (88, 3912565), (110, 3130052), (148, 2326390), (185, 1861112), (220, 1565026), (296, 1163195), (370, 930556), (407, 845960), (440, 782513), (740, 465278), (814, 422980), (1480, 232639), (1628, 211490), (2035, 169192), (3256, 105745), (4070, 84596), (8140, 42298), (16280, 21149)]