68839920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4157}}^1$

素因数の和:4199

約数の個数: 120

約数和(自身を含む): 241297056

約数和(自身を除く): 172457136

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 115, 120, 138, 144, 180, 184, 207, 230, 240, 276, 345, 360, 368, 414, 460, 552, 690, 720, 828, 920, 1035, 1104, 1380, 1656, 1840, 2070, 2760, 3312, 4140, 4157, 5520, 8280, 8314, 12471, 16560, 16628, 20785, 24942, 33256, 37413, 41570, 49884, 62355, 66512, 74826, 83140, 95611, 99768, 124710, 149652, 166280, 187065, 191222, 199536, 249420, 286833, 299304, 332560, 374130, 382444, 478055, 498840, 573666, 598608, 748260, 764888, 860499, 956110, 997680, 1147332, 1434165, 1496520, 1529776, 1720998, 1912220, 2294664, 2868330, 2993040, 3441996, 3824440, 4302495, 4589328, 5736660, 6883992, 7648880, 8604990, 11473320, 13767984, 17209980, 22946640, 34419960, 68839920]

約数ペア:

[(1, 68839920), (2, 34419960), (3, 22946640), (4, 17209980), (5, 13767984), (6, 11473320), (8, 8604990), (9, 7648880), (10, 6883992), (12, 5736660), (15, 4589328), (16, 4302495), (18, 3824440), (20, 3441996), (23, 2993040), (24, 2868330), (30, 2294664), (36, 1912220), (40, 1720998), (45, 1529776), (46, 1496520), (48, 1434165), (60, 1147332), (69, 997680), (72, 956110), (80, 860499), (90, 764888), (92, 748260), (115, 598608), (120, 573666), (138, 498840), (144, 478055), (180, 382444), (184, 374130), (207, 332560), (230, 299304), (240, 286833), (276, 249420), (345, 199536), (360, 191222), (368, 187065), (414, 166280), (460, 149652), (552, 124710), (690, 99768), (720, 95611), (828, 83140), (920, 74826), (1035, 66512), (1104, 62355), (1380, 49884), (1656, 41570), (1840, 37413), (2070, 33256), (2760, 24942), (3312, 20785), (4140, 16628), (4157, 16560), (5520, 12471), (8280, 8314)]