291230470

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:361

約数の個数: 64

約数和(自身を含む): 560053440

約数和(自身を除く): 268822970

約数列:

[1, 2, 5, 10, 29, 58, 61, 101, 122, 145, 163, 202, 290, 305, 326, 505, 610, 815, 1010, 1630, 1769, 2929, 3538, 4727, 5858, 6161, 8845, 9454, 9943, 12322, 14645, 16463, 17690, 19886, 23635, 29290, 30805, 32926, 47270, 49715, 61610, 82315, 99430, 164630, 178669, 288347, 357338, 477427, 576694, 893345, 954854, 1004243, 1441735, 1786690, 2008486, 2387135, 2883470, 4774270, 5021215, 10042430, 29123047, 58246094, 145615235, 291230470]

約数ペア:

[(1, 291230470), (2, 145615235), (5, 58246094), (10, 29123047), (29, 10042430), (58, 5021215), (61, 4774270), (101, 2883470), (122, 2387135), (145, 2008486), (163, 1786690), (202, 1441735), (290, 1004243), (305, 954854), (326, 893345), (505, 576694), (610, 477427), (815, 357338), (1010, 288347), (1630, 178669), (1769, 164630), (2929, 99430), (3538, 82315), (4727, 61610), (5858, 49715), (6161, 47270), (8845, 32926), (9454, 30805), (9943, 29290), (12322, 23635), (14645, 19886), (16463, 17690)]