226974540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{290993}}^1$

素因数の和:291018

約数の個数: 48

約数和(自身を含む): 684417888

約数和(自身を除く): 457443348

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 290993, 581986, 872979, 1163972, 1454965, 1745958, 2909930, 3491916, 3782909, 4364895, 5819860, 7565818, 8729790, 11348727, 15131636, 17459580, 18914545, 22697454, 37829090, 45394908, 56743635, 75658180, 113487270, 226974540]

約数ペア:

[(1, 226974540), (2, 113487270), (3, 75658180), (4, 56743635), (5, 45394908), (6, 37829090), (10, 22697454), (12, 18914545), (13, 17459580), (15, 15131636), (20, 11348727), (26, 8729790), (30, 7565818), (39, 5819860), (52, 4364895), (60, 3782909), (65, 3491916), (78, 2909930), (130, 1745958), (156, 1454965), (195, 1163972), (260, 872979), (390, 581986), (780, 290993)]