128378736

素因数分解:

$2^4\times 3^3\times {\mathrm{43}}^1\times {\mathrm{6911}}^1$

素因数の和:6971

約数の個数: 80

約数和(自身を含む): 377118720

約数和(自身を除く): 248739984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 43, 48, 54, 72, 86, 108, 129, 144, 172, 216, 258, 344, 387, 432, 516, 688, 774, 1032, 1161, 1548, 2064, 2322, 3096, 4644, 6192, 6911, 9288, 13822, 18576, 20733, 27644, 41466, 55288, 62199, 82932, 110576, 124398, 165864, 186597, 248796, 297173, 331728, 373194, 497592, 594346, 746388, 891519, 995184, 1188692, 1492776, 1783038, 2377384, 2674557, 2985552, 3566076, 4754768, 5349114, 7132152, 8023671, 10698228, 14264304, 16047342, 21396456, 32094684, 42792912, 64189368, 128378736]

約数ペア:

[(1, 128378736), (2, 64189368), (3, 42792912), (4, 32094684), (6, 21396456), (8, 16047342), (9, 14264304), (12, 10698228), (16, 8023671), (18, 7132152), (24, 5349114), (27, 4754768), (36, 3566076), (43, 2985552), (48, 2674557), (54, 2377384), (72, 1783038), (86, 1492776), (108, 1188692), (129, 995184), (144, 891519), (172, 746388), (216, 594346), (258, 497592), (344, 373194), (387, 331728), (432, 297173), (516, 248796), (688, 186597), (774, 165864), (1032, 124398), (1161, 110576), (1548, 82932), (2064, 62199), (2322, 55288), (3096, 41466), (4644, 27644), (6192, 20733), (6911, 18576), (9288, 13822)]