30920144

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:268

約数の個数: 80

約数和(自身を含む): 69281280

約数和(自身を除く): 38361136

約数列:

[1, 2, 4, 8, 16, 17, 19, 31, 34, 38, 62, 68, 76, 124, 136, 152, 193, 248, 272, 304, 323, 386, 496, 527, 589, 646, 772, 1054, 1178, 1292, 1544, 2108, 2356, 2584, 3088, 3281, 3667, 4216, 4712, 5168, 5983, 6562, 7334, 8432, 9424, 10013, 11966, 13124, 14668, 20026, 23932, 26248, 29336, 40052, 47864, 52496, 58672, 62339, 80104, 95728, 101711, 113677, 124678, 160208, 203422, 227354, 249356, 406844, 454708, 498712, 813688, 909416, 997424, 1627376, 1818832, 1932509, 3865018, 7730036, 15460072, 30920144]

約数ペア:

[(1, 30920144), (2, 15460072), (4, 7730036), (8, 3865018), (16, 1932509), (17, 1818832), (19, 1627376), (31, 997424), (34, 909416), (38, 813688), (62, 498712), (68, 454708), (76, 406844), (124, 249356), (136, 227354), (152, 203422), (193, 160208), (248, 124678), (272, 113677), (304, 101711), (323, 95728), (386, 80104), (496, 62339), (527, 58672), (589, 52496), (646, 47864), (772, 40052), (1054, 29336), (1178, 26248), (1292, 23932), (1544, 20026), (2108, 14668), (2356, 13124), (2584, 11966), (3088, 10013), (3281, 9424), (3667, 8432), (4216, 7334), (4712, 6562), (5168, 5983)]