313616660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{16843}}^1$

素因数の和:16885

約数の個数: 72

約数和(自身を含む): 806490720

約数和(自身を除く): 492874060

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 245, 266, 380, 490, 532, 665, 931, 980, 1330, 1862, 2660, 3724, 4655, 9310, 16843, 18620, 33686, 67372, 84215, 117901, 168430, 235802, 320017, 336860, 471604, 589505, 640034, 825307, 1179010, 1280068, 1600085, 1650614, 2240119, 2358020, 3200170, 3301228, 4126535, 4480238, 6400340, 8253070, 8960476, 11200595, 15680833, 16506140, 22401190, 31361666, 44802380, 62723332, 78404165, 156808330, 313616660]

約数ペア:

[(1, 313616660), (2, 156808330), (4, 78404165), (5, 62723332), (7, 44802380), (10, 31361666), (14, 22401190), (19, 16506140), (20, 15680833), (28, 11200595), (35, 8960476), (38, 8253070), (49, 6400340), (70, 4480238), (76, 4126535), (95, 3301228), (98, 3200170), (133, 2358020), (140, 2240119), (190, 1650614), (196, 1600085), (245, 1280068), (266, 1179010), (380, 825307), (490, 640034), (532, 589505), (665, 471604), (931, 336860), (980, 320017), (1330, 235802), (1862, 168430), (2660, 117901), (3724, 84215), (4655, 67372), (9310, 33686), (16843, 18620)]