78515514

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{821}}^1$

素因数の和:873

約数の個数: 128

約数和(自身を含む): 227266560

約数和(自身を除く): 148751046

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 23, 27, 33, 42, 46, 54, 63, 66, 69, 77, 99, 126, 138, 154, 161, 189, 198, 207, 231, 253, 297, 322, 378, 414, 462, 483, 506, 594, 621, 693, 759, 821, 966, 1242, 1386, 1449, 1518, 1642, 1771, 2079, 2277, 2463, 2898, 3542, 4158, 4347, 4554, 4926, 5313, 5747, 6831, 7389, 8694, 9031, 10626, 11494, 13662, 14778, 15939, 17241, 18062, 18883, 22167, 27093, 31878, 34482, 37766, 44334, 47817, 51723, 54186, 56649, 63217, 81279, 95634, 103446, 113298, 126434, 132181, 155169, 162558, 169947, 189651, 207713, 243837, 264362, 310338, 339894, 379302, 396543, 415426, 487674, 509841, 568953, 623139, 793086, 1019682, 1137906, 1189629, 1246278, 1453991, 1706859, 1869417, 2379258, 2907982, 3413718, 3568887, 3738834, 4361973, 5608251, 7137774, 8723946, 11216502, 13085919, 26171838, 39257757, 78515514]

約数ペア:

[(1, 78515514), (2, 39257757), (3, 26171838), (6, 13085919), (7, 11216502), (9, 8723946), (11, 7137774), (14, 5608251), (18, 4361973), (21, 3738834), (22, 3568887), (23, 3413718), (27, 2907982), (33, 2379258), (42, 1869417), (46, 1706859), (54, 1453991), (63, 1246278), (66, 1189629), (69, 1137906), (77, 1019682), (99, 793086), (126, 623139), (138, 568953), (154, 509841), (161, 487674), (189, 415426), (198, 396543), (207, 379302), (231, 339894), (253, 310338), (297, 264362), (322, 243837), (378, 207713), (414, 189651), (462, 169947), (483, 162558), (506, 155169), (594, 132181), (621, 126434), (693, 113298), (759, 103446), (821, 95634), (966, 81279), (1242, 63217), (1386, 56649), (1449, 54186), (1518, 51723), (1642, 47817), (1771, 44334), (2079, 37766), (2277, 34482), (2463, 31878), (2898, 27093), (3542, 22167), (4158, 18883), (4347, 18062), (4554, 17241), (4926, 15939), (5313, 14778), (5747, 13662), (6831, 11494), (7389, 10626), (8694, 9031)]