213987060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{169831}}^1$

素因数の和:169853

約数の個数: 72

約数和(自身を含む): 741826176

約数和(自身を除く): 527839116

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 169831, 339662, 509493, 679324, 849155, 1018986, 1188817, 1528479, 1698310, 2037972, 2377634, 2547465, 3056958, 3396620, 3566451, 4755268, 5094930, 5944085, 6113916, 7132902, 7642395, 10189860, 10699353, 11888170, 14265804, 15284790, 17832255, 21398706, 23776340, 30569580, 35664510, 42797412, 53496765, 71329020, 106993530, 213987060]

約数ペア:

[(1, 213987060), (2, 106993530), (3, 71329020), (4, 53496765), (5, 42797412), (6, 35664510), (7, 30569580), (9, 23776340), (10, 21398706), (12, 17832255), (14, 15284790), (15, 14265804), (18, 11888170), (20, 10699353), (21, 10189860), (28, 7642395), (30, 7132902), (35, 6113916), (36, 5944085), (42, 5094930), (45, 4755268), (60, 3566451), (63, 3396620), (70, 3056958), (84, 2547465), (90, 2377634), (105, 2037972), (126, 1698310), (140, 1528479), (180, 1188817), (210, 1018986), (252, 849155), (315, 679324), (420, 509493), (630, 339662), (1260, 169831)]