781036668

素因数分解:

$2^2\times 3^4\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{643}}^1$

素因数の和:845

約数の個数: 120

約数和(自身を含む): 2146962048

約数和(自身を除く): 1365925380

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 81, 92, 108, 138, 162, 163, 207, 276, 324, 326, 414, 489, 621, 643, 652, 828, 978, 1242, 1286, 1467, 1863, 1929, 1956, 2484, 2572, 2934, 3726, 3749, 3858, 4401, 5787, 5868, 7452, 7498, 7716, 8802, 11247, 11574, 13203, 14789, 14996, 17361, 17604, 22494, 23148, 26406, 29578, 33741, 34722, 44367, 44988, 52083, 52812, 59156, 67482, 69444, 88734, 101223, 104166, 104809, 133101, 134964, 177468, 202446, 208332, 209618, 266202, 303669, 314427, 399303, 404892, 419236, 532404, 607338, 628854, 798606, 943281, 1197909, 1214676, 1257708, 1597212, 1886562, 2395818, 2410607, 2829843, 3773124, 4791636, 4821214, 5659686, 7231821, 8489529, 9642428, 11319372, 14463642, 16979058, 21695463, 28927284, 33958116, 43390926, 65086389, 86781852, 130172778, 195259167, 260345556, 390518334, 781036668]

約数ペア:

[(1, 781036668), (2, 390518334), (3, 260345556), (4, 195259167), (6, 130172778), (9, 86781852), (12, 65086389), (18, 43390926), (23, 33958116), (27, 28927284), (36, 21695463), (46, 16979058), (54, 14463642), (69, 11319372), (81, 9642428), (92, 8489529), (108, 7231821), (138, 5659686), (162, 4821214), (163, 4791636), (207, 3773124), (276, 2829843), (324, 2410607), (326, 2395818), (414, 1886562), (489, 1597212), (621, 1257708), (643, 1214676), (652, 1197909), (828, 943281), (978, 798606), (1242, 628854), (1286, 607338), (1467, 532404), (1863, 419236), (1929, 404892), (1956, 399303), (2484, 314427), (2572, 303669), (2934, 266202), (3726, 209618), (3749, 208332), (3858, 202446), (4401, 177468), (5787, 134964), (5868, 133101), (7452, 104809), (7498, 104166), (7716, 101223), (8802, 88734), (11247, 69444), (11574, 67482), (13203, 59156), (14789, 52812), (14996, 52083), (17361, 44988), (17604, 44367), (22494, 34722), (23148, 33741), (26406, 29578)]