30204699

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:180

約数の個数: 64

約数和(自身を含む): 52853760

約数和(自身を除く): 22649061

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 61, 73, 119, 133, 183, 219, 323, 357, 399, 427, 511, 969, 1037, 1159, 1241, 1281, 1387, 1533, 2261, 3111, 3477, 3723, 4161, 4453, 6783, 7259, 8113, 8687, 9709, 13359, 19703, 21777, 23579, 24339, 26061, 29127, 31171, 59109, 70737, 75701, 84607, 93513, 137921, 165053, 227103, 253821, 413763, 495159, 529907, 592249, 1438319, 1589721, 1776747, 4314957, 10068233, 30204699]

約数ペア:

[(1, 30204699), (3, 10068233), (7, 4314957), (17, 1776747), (19, 1589721), (21, 1438319), (51, 592249), (57, 529907), (61, 495159), (73, 413763), (119, 253821), (133, 227103), (183, 165053), (219, 137921), (323, 93513), (357, 84607), (399, 75701), (427, 70737), (511, 59109), (969, 31171), (1037, 29127), (1159, 26061), (1241, 24339), (1281, 23579), (1387, 21777), (1533, 19703), (2261, 13359), (3111, 9709), (3477, 8687), (3723, 8113), (4161, 7259), (4453, 6783)]