169403780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{13297}}^1$

素因数の和:13333

約数の個数: 72

約数和(自身を含む): 445695768

約数和(自身を除く): 276291988

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 6370, 12740, 13297, 26594, 53188, 66485, 93079, 132970, 172861, 186158, 265940, 345722, 372316, 465395, 651553, 691444, 864305, 930790, 1210027, 1303106, 1728610, 1861580, 2420054, 2606212, 3257765, 3457220, 4840108, 6050135, 6515530, 8470189, 12100270, 13031060, 16940378, 24200540, 33880756, 42350945, 84701890, 169403780]

約数ペア:

[(1, 169403780), (2, 84701890), (4, 42350945), (5, 33880756), (7, 24200540), (10, 16940378), (13, 13031060), (14, 12100270), (20, 8470189), (26, 6515530), (28, 6050135), (35, 4840108), (49, 3457220), (52, 3257765), (65, 2606212), (70, 2420054), (91, 1861580), (98, 1728610), (130, 1303106), (140, 1210027), (182, 930790), (196, 864305), (245, 691444), (260, 651553), (364, 465395), (455, 372316), (490, 345722), (637, 265940), (910, 186158), (980, 172861), (1274, 132970), (1820, 93079), (2548, 66485), (3185, 53188), (6370, 26594), (12740, 13297)]