681831432

素因数分解:

$2^3\times 3^4\times {\mathrm{53}}^1\times {\mathrm{19853}}^1$

素因数の和:19924

約数の個数: 80

約数和(自身を含む): 1945890540

約数和(自身を除く): 1264059108

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 53, 54, 72, 81, 106, 108, 159, 162, 212, 216, 318, 324, 424, 477, 636, 648, 954, 1272, 1431, 1908, 2862, 3816, 4293, 5724, 8586, 11448, 17172, 19853, 34344, 39706, 59559, 79412, 119118, 158824, 178677, 238236, 357354, 476472, 536031, 714708, 1052209, 1072062, 1429416, 1608093, 2104418, 2144124, 3156627, 3216186, 4208836, 4288248, 6313254, 6432372, 8417672, 9469881, 12626508, 12864744, 18939762, 25253016, 28409643, 37879524, 56819286, 75759048, 85228929, 113638572, 170457858, 227277144, 340915716, 681831432]

約数ペア:

[(1, 681831432), (2, 340915716), (3, 227277144), (4, 170457858), (6, 113638572), (8, 85228929), (9, 75759048), (12, 56819286), (18, 37879524), (24, 28409643), (27, 25253016), (36, 18939762), (53, 12864744), (54, 12626508), (72, 9469881), (81, 8417672), (106, 6432372), (108, 6313254), (159, 4288248), (162, 4208836), (212, 3216186), (216, 3156627), (318, 2144124), (324, 2104418), (424, 1608093), (477, 1429416), (636, 1072062), (648, 1052209), (954, 714708), (1272, 536031), (1431, 476472), (1908, 357354), (2862, 238236), (3816, 178677), (4293, 158824), (5724, 119118), (8586, 79412), (11448, 59559), (17172, 39706), (19853, 34344)]