281636064

素因数分解:

$2^5\times 3^2\times {\mathrm{53}}^1\times {\mathrm{18451}}^1$

素因数の和:18520

約数の個数: 72

約数和(自身を含む): 816058152

約数和(自身を除く): 534422088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 53, 72, 96, 106, 144, 159, 212, 288, 318, 424, 477, 636, 848, 954, 1272, 1696, 1908, 2544, 3816, 5088, 7632, 15264, 18451, 36902, 55353, 73804, 110706, 147608, 166059, 221412, 295216, 332118, 442824, 590432, 664236, 885648, 977903, 1328472, 1771296, 1955806, 2656944, 2933709, 3911612, 5313888, 5867418, 7823224, 8801127, 11734836, 15646448, 17602254, 23469672, 31292896, 35204508, 46939344, 70409016, 93878688, 140818032, 281636064]

約数ペア:

[(1, 281636064), (2, 140818032), (3, 93878688), (4, 70409016), (6, 46939344), (8, 35204508), (9, 31292896), (12, 23469672), (16, 17602254), (18, 15646448), (24, 11734836), (32, 8801127), (36, 7823224), (48, 5867418), (53, 5313888), (72, 3911612), (96, 2933709), (106, 2656944), (144, 1955806), (159, 1771296), (212, 1328472), (288, 977903), (318, 885648), (424, 664236), (477, 590432), (636, 442824), (848, 332118), (954, 295216), (1272, 221412), (1696, 166059), (1908, 147608), (2544, 110706), (3816, 73804), (5088, 55353), (7632, 36902), (15264, 18451)]