123712320

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4157}}^1$

素因数の和:4208

約数の個数: 112

約数和(自身を含む): 405554688

約数和(自身を除く): 281842368

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 155, 160, 186, 192, 240, 248, 310, 320, 372, 465, 480, 496, 620, 744, 930, 960, 992, 1240, 1488, 1860, 1984, 2480, 2976, 3720, 4157, 4960, 5952, 7440, 8314, 9920, 12471, 14880, 16628, 20785, 24942, 29760, 33256, 41570, 49884, 62355, 66512, 83140, 99768, 124710, 128867, 133024, 166280, 199536, 249420, 257734, 266048, 332560, 386601, 399072, 498840, 515468, 644335, 665120, 773202, 798144, 997680, 1030936, 1288670, 1330240, 1546404, 1933005, 1995360, 2061872, 2577340, 3092808, 3866010, 3990720, 4123744, 5154680, 6185616, 7732020, 8247488, 10309360, 12371232, 15464040, 20618720, 24742464, 30928080, 41237440, 61856160, 123712320]

約数ペア:

[(1, 123712320), (2, 61856160), (3, 41237440), (4, 30928080), (5, 24742464), (6, 20618720), (8, 15464040), (10, 12371232), (12, 10309360), (15, 8247488), (16, 7732020), (20, 6185616), (24, 5154680), (30, 4123744), (31, 3990720), (32, 3866010), (40, 3092808), (48, 2577340), (60, 2061872), (62, 1995360), (64, 1933005), (80, 1546404), (93, 1330240), (96, 1288670), (120, 1030936), (124, 997680), (155, 798144), (160, 773202), (186, 665120), (192, 644335), (240, 515468), (248, 498840), (310, 399072), (320, 386601), (372, 332560), (465, 266048), (480, 257734), (496, 249420), (620, 199536), (744, 166280), (930, 133024), (960, 128867), (992, 124710), (1240, 99768), (1488, 83140), (1860, 66512), (1984, 62355), (2480, 49884), (2976, 41570), (3720, 33256), (4157, 29760), (4960, 24942), (5952, 20785), (7440, 16628), (8314, 14880), (9920, 12471)]