245214864

素因数分解:

$2^4\times 3^4\times {\mathrm{431}}^1\times {\mathrm{439}}^1$

素因数の和:890

約数の個数: 100

約数和(自身を含む): 712990080

約数和(自身を除く): 467775216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 324, 431, 432, 439, 648, 862, 878, 1293, 1296, 1317, 1724, 1756, 2586, 2634, 3448, 3512, 3879, 3951, 5172, 5268, 6896, 7024, 7758, 7902, 10344, 10536, 11637, 11853, 15516, 15804, 20688, 21072, 23274, 23706, 31032, 31608, 34911, 35559, 46548, 47412, 62064, 63216, 69822, 71118, 93096, 94824, 139644, 142236, 186192, 189209, 189648, 279288, 284472, 378418, 558576, 567627, 568944, 756836, 1135254, 1513672, 1702881, 2270508, 3027344, 3405762, 4541016, 5108643, 6811524, 9082032, 10217286, 13623048, 15325929, 20434572, 27246096, 30651858, 40869144, 61303716, 81738288, 122607432, 245214864]

約数ペア:

[(1, 245214864), (2, 122607432), (3, 81738288), (4, 61303716), (6, 40869144), (8, 30651858), (9, 27246096), (12, 20434572), (16, 15325929), (18, 13623048), (24, 10217286), (27, 9082032), (36, 6811524), (48, 5108643), (54, 4541016), (72, 3405762), (81, 3027344), (108, 2270508), (144, 1702881), (162, 1513672), (216, 1135254), (324, 756836), (431, 568944), (432, 567627), (439, 558576), (648, 378418), (862, 284472), (878, 279288), (1293, 189648), (1296, 189209), (1317, 186192), (1724, 142236), (1756, 139644), (2586, 94824), (2634, 93096), (3448, 71118), (3512, 69822), (3879, 63216), (3951, 62064), (5172, 47412), (5268, 46548), (6896, 35559), (7024, 34911), (7758, 31608), (7902, 31032), (10344, 23706), (10536, 23274), (11637, 21072), (11853, 20688), (15516, 15804)]