217492740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{11731}}^1$

素因数の和:11849

約数の個数: 72

約数和(自身を含む): 666189888

約数和(自身を除く): 448697148

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 103, 180, 206, 309, 412, 515, 618, 927, 1030, 1236, 1545, 1854, 2060, 3090, 3708, 4635, 6180, 9270, 11731, 18540, 23462, 35193, 46924, 58655, 70386, 105579, 117310, 140772, 175965, 211158, 234620, 351930, 422316, 527895, 703860, 1055790, 1208293, 2111580, 2416586, 3624879, 4833172, 6041465, 7249758, 10874637, 12082930, 14499516, 18124395, 21749274, 24165860, 36248790, 43498548, 54373185, 72497580, 108746370, 217492740]

約数ペア:

[(1, 217492740), (2, 108746370), (3, 72497580), (4, 54373185), (5, 43498548), (6, 36248790), (9, 24165860), (10, 21749274), (12, 18124395), (15, 14499516), (18, 12082930), (20, 10874637), (30, 7249758), (36, 6041465), (45, 4833172), (60, 3624879), (90, 2416586), (103, 2111580), (180, 1208293), (206, 1055790), (309, 703860), (412, 527895), (515, 422316), (618, 351930), (927, 234620), (1030, 211158), (1236, 175965), (1545, 140772), (1854, 117310), (2060, 105579), (3090, 70386), (3708, 58655), (4635, 46924), (6180, 35193), (9270, 23462), (11731, 18540)]