68511480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{241}}^1$

素因数の和:381

約数の個数: 128

約数和(自身を含む): 217451520

約数和(自身を除く): 148940040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 103, 115, 120, 138, 184, 206, 230, 241, 276, 309, 345, 412, 460, 482, 515, 552, 618, 690, 723, 824, 920, 964, 1030, 1205, 1236, 1380, 1446, 1545, 1928, 2060, 2369, 2410, 2472, 2760, 2892, 3090, 3615, 4120, 4738, 4820, 5543, 5784, 6180, 7107, 7230, 9476, 9640, 11086, 11845, 12360, 14214, 14460, 16629, 18952, 22172, 23690, 24823, 27715, 28428, 28920, 33258, 35535, 44344, 47380, 49646, 55430, 56856, 66516, 71070, 74469, 83145, 94760, 99292, 110860, 124115, 133032, 142140, 148938, 166290, 198584, 221720, 248230, 284280, 297876, 332580, 372345, 496460, 570929, 595752, 665160, 744690, 992920, 1141858, 1489380, 1712787, 2283716, 2854645, 2978760, 3425574, 4567432, 5709290, 6851148, 8563935, 11418580, 13702296, 17127870, 22837160, 34255740, 68511480]

約数ペア:

[(1, 68511480), (2, 34255740), (3, 22837160), (4, 17127870), (5, 13702296), (6, 11418580), (8, 8563935), (10, 6851148), (12, 5709290), (15, 4567432), (20, 3425574), (23, 2978760), (24, 2854645), (30, 2283716), (40, 1712787), (46, 1489380), (60, 1141858), (69, 992920), (92, 744690), (103, 665160), (115, 595752), (120, 570929), (138, 496460), (184, 372345), (206, 332580), (230, 297876), (241, 284280), (276, 248230), (309, 221720), (345, 198584), (412, 166290), (460, 148938), (482, 142140), (515, 133032), (552, 124115), (618, 110860), (690, 99292), (723, 94760), (824, 83145), (920, 74469), (964, 71070), (1030, 66516), (1205, 56856), (1236, 55430), (1380, 49646), (1446, 47380), (1545, 44344), (1928, 35535), (2060, 33258), (2369, 28920), (2410, 28428), (2472, 27715), (2760, 24823), (2892, 23690), (3090, 22172), (3615, 18952), (4120, 16629), (4738, 14460), (4820, 14214), (5543, 12360), (5784, 11845), (6180, 11086), (7107, 9640), (7230, 9476)]