1296912996820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{69651611}}^1$

素因数の和:69651653

約数の個数: 72

約数和(自身を含む): 3334919182560

約数和(自身を除く): 2038006185740

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, 18620, 69651611, 139303222, 278606444, 348258055, 487561277, 696516110, 975122554, 1323380609, 1393032220, 1950245108, 2437806385, 2646761218, 3412928939, 4875612770, 5293522436, 6616903045, 6825857878, 9263664263, 9751225540, 13233806090, 13651715756, 17064644695, 18527328526, 26467612180, 34129289390, 37054657052, 46318321315, 64845649841, 68258578780, 92636642630, 129691299682, 185273285260, 259382599364, 324228249205, 648456498410, 1296912996820]

約数ペア:

[(1, 1296912996820), (2, 648456498410), (4, 324228249205), (5, 259382599364), (7, 185273285260), (10, 129691299682), (14, 92636642630), (19, 68258578780), (20, 64845649841), (28, 46318321315), (35, 37054657052), (38, 34129289390), (49, 26467612180), (70, 18527328526), (76, 17064644695), (95, 13651715756), (98, 13233806090), (133, 9751225540), (140, 9263664263), (190, 6825857878), (196, 6616903045), (245, 5293522436), (266, 4875612770), (380, 3412928939), (490, 2646761218), (532, 2437806385), (665, 1950245108), (931, 1393032220), (980, 1323380609), (1330, 975122554), (1862, 696516110), (2660, 487561277), (3724, 348258055), (4655, 278606444), (9310, 139303222), (18620, 69651611)]