68615280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{607}}^1$

素因数の和:783

約数の個数: 120

約数和(自身を含む): 232282752

約数和(自身を除く): 163667472

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 157, 180, 240, 314, 360, 471, 607, 628, 720, 785, 942, 1214, 1256, 1413, 1570, 1821, 1884, 2355, 2428, 2512, 2826, 3035, 3140, 3642, 3768, 4710, 4856, 5463, 5652, 6070, 6280, 7065, 7284, 7536, 9105, 9420, 9712, 10926, 11304, 12140, 12560, 14130, 14568, 18210, 18840, 21852, 22608, 24280, 27315, 28260, 29136, 36420, 37680, 43704, 48560, 54630, 56520, 72840, 87408, 95299, 109260, 113040, 145680, 190598, 218520, 285897, 381196, 437040, 476495, 571794, 762392, 857691, 952990, 1143588, 1429485, 1524784, 1715382, 1905980, 2287176, 2858970, 3430764, 3811960, 4288455, 4574352, 5717940, 6861528, 7623920, 8576910, 11435880, 13723056, 17153820, 22871760, 34307640, 68615280]

約数ペア:

[(1, 68615280), (2, 34307640), (3, 22871760), (4, 17153820), (5, 13723056), (6, 11435880), (8, 8576910), (9, 7623920), (10, 6861528), (12, 5717940), (15, 4574352), (16, 4288455), (18, 3811960), (20, 3430764), (24, 2858970), (30, 2287176), (36, 1905980), (40, 1715382), (45, 1524784), (48, 1429485), (60, 1143588), (72, 952990), (80, 857691), (90, 762392), (120, 571794), (144, 476495), (157, 437040), (180, 381196), (240, 285897), (314, 218520), (360, 190598), (471, 145680), (607, 113040), (628, 109260), (720, 95299), (785, 87408), (942, 72840), (1214, 56520), (1256, 54630), (1413, 48560), (1570, 43704), (1821, 37680), (1884, 36420), (2355, 29136), (2428, 28260), (2512, 27315), (2826, 24280), (3035, 22608), (3140, 21852), (3642, 18840), (3768, 18210), (4710, 14568), (4856, 14130), (5463, 12560), (5652, 12140), (6070, 11304), (6280, 10926), (7065, 9712), (7284, 9420), (7536, 9105)]