68388516

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{12923}}^1$

素因数の和:12950

約数の個数: 72

約数和(自身を含む): 206267040

約数和(自身を除く): 137878524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 189, 196, 252, 294, 378, 441, 588, 756, 882, 1323, 1764, 2646, 5292, 12923, 25846, 38769, 51692, 77538, 90461, 116307, 155076, 180922, 232614, 271383, 348921, 361844, 465228, 542766, 633227, 697842, 814149, 1085532, 1266454, 1395684, 1628298, 1899681, 2442447, 2532908, 3256596, 3799362, 4884894, 5699043, 7598724, 9769788, 11398086, 17097129, 22796172, 34194258, 68388516]

約数ペア:

[(1, 68388516), (2, 34194258), (3, 22796172), (4, 17097129), (6, 11398086), (7, 9769788), (9, 7598724), (12, 5699043), (14, 4884894), (18, 3799362), (21, 3256596), (27, 2532908), (28, 2442447), (36, 1899681), (42, 1628298), (49, 1395684), (54, 1266454), (63, 1085532), (84, 814149), (98, 697842), (108, 633227), (126, 542766), (147, 465228), (189, 361844), (196, 348921), (252, 271383), (294, 232614), (378, 180922), (441, 155076), (588, 116307), (756, 90461), (882, 77538), (1323, 51692), (1764, 38769), (2646, 25846), (5292, 12923)]