77821590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{571}}^1$

素因数の和:658

約数の個数: 128

約数和(自身を含む): 237219840

約数和(自身を除く): 159398250

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 59, 66, 70, 77, 105, 110, 118, 154, 165, 177, 210, 231, 295, 330, 354, 385, 413, 462, 571, 590, 649, 770, 826, 885, 1142, 1155, 1239, 1298, 1713, 1770, 1947, 2065, 2310, 2478, 2855, 3245, 3426, 3894, 3997, 4130, 4543, 5710, 6195, 6281, 6490, 7994, 8565, 9086, 9735, 11991, 12390, 12562, 13629, 17130, 18843, 19470, 19985, 22715, 23982, 27258, 31405, 33689, 37686, 39970, 43967, 45430, 59955, 62810, 67378, 68145, 87934, 94215, 101067, 119910, 131901, 136290, 168445, 188430, 202134, 219835, 235823, 263802, 336890, 370579, 439670, 471646, 505335, 659505, 707469, 741158, 1010670, 1111737, 1179115, 1319010, 1414938, 1852895, 2223474, 2358230, 2594053, 3537345, 3705790, 5188106, 5558685, 7074690, 7782159, 11117370, 12970265, 15564318, 25940530, 38910795, 77821590]

約数ペア:

[(1, 77821590), (2, 38910795), (3, 25940530), (5, 15564318), (6, 12970265), (7, 11117370), (10, 7782159), (11, 7074690), (14, 5558685), (15, 5188106), (21, 3705790), (22, 3537345), (30, 2594053), (33, 2358230), (35, 2223474), (42, 1852895), (55, 1414938), (59, 1319010), (66, 1179115), (70, 1111737), (77, 1010670), (105, 741158), (110, 707469), (118, 659505), (154, 505335), (165, 471646), (177, 439670), (210, 370579), (231, 336890), (295, 263802), (330, 235823), (354, 219835), (385, 202134), (413, 188430), (462, 168445), (571, 136290), (590, 131901), (649, 119910), (770, 101067), (826, 94215), (885, 87934), (1142, 68145), (1155, 67378), (1239, 62810), (1298, 59955), (1713, 45430), (1770, 43967), (1947, 39970), (2065, 37686), (2310, 33689), (2478, 31405), (2855, 27258), (3245, 23982), (3426, 22715), (3894, 19985), (3997, 19470), (4130, 18843), (4543, 17130), (5710, 13629), (6195, 12562), (6281, 12390), (6490, 11991), (7994, 9735), (8565, 9086)]