261156744

素因数分解:

$2^3\times 3^3\times {\mathrm{71}}^1\times {\mathrm{17029}}^1$

素因数の和:17115

約数の個数: 64

約数和(自身を含む): 735696000

約数和(自身を除く): 474539256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 71, 72, 108, 142, 213, 216, 284, 426, 568, 639, 852, 1278, 1704, 1917, 2556, 3834, 5112, 7668, 15336, 17029, 34058, 51087, 68116, 102174, 136232, 153261, 204348, 306522, 408696, 459783, 613044, 919566, 1209059, 1226088, 1839132, 2418118, 3627177, 3678264, 4836236, 7254354, 9672472, 10881531, 14508708, 21763062, 29017416, 32644593, 43526124, 65289186, 87052248, 130578372, 261156744]

約数ペア:

[(1, 261156744), (2, 130578372), (3, 87052248), (4, 65289186), (6, 43526124), (8, 32644593), (9, 29017416), (12, 21763062), (18, 14508708), (24, 10881531), (27, 9672472), (36, 7254354), (54, 4836236), (71, 3678264), (72, 3627177), (108, 2418118), (142, 1839132), (213, 1226088), (216, 1209059), (284, 919566), (426, 613044), (568, 459783), (639, 408696), (852, 306522), (1278, 204348), (1704, 153261), (1917, 136232), (2556, 102174), (3834, 68116), (5112, 51087), (7668, 34058), (15336, 17029)]