1277990040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1789}}^1\times {\mathrm{5953}}^1$

素因数の和:7756

約数の個数: 64

約数和(自身を含む): 3836757600

約数和(自身を除く): 2558767560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1789, 3578, 5367, 5953, 7156, 8945, 10734, 11906, 14312, 17859, 17890, 21468, 23812, 26835, 29765, 35718, 35780, 42936, 47624, 53670, 59530, 71436, 71560, 89295, 107340, 119060, 142872, 178590, 214680, 238120, 357180, 714360, 10649917, 21299834, 31949751, 42599668, 53249585, 63899502, 85199336, 106499170, 127799004, 159748755, 212998340, 255598008, 319497510, 425996680, 638995020, 1277990040]

約数ペア:

[(1, 1277990040), (2, 638995020), (3, 425996680), (4, 319497510), (5, 255598008), (6, 212998340), (8, 159748755), (10, 127799004), (12, 106499170), (15, 85199336), (20, 63899502), (24, 53249585), (30, 42599668), (40, 31949751), (60, 21299834), (120, 10649917), (1789, 714360), (3578, 357180), (5367, 238120), (5953, 214680), (7156, 178590), (8945, 142872), (10734, 119060), (11906, 107340), (14312, 89295), (17859, 71560), (17890, 71436), (21468, 59530), (23812, 53670), (26835, 47624), (29765, 42936), (35718, 35780)]