31210080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:309

約数の個数: 192

約数和(自身を含む): 112347648

約数和(自身を除く): 81137568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 23, 24, 30, 32, 33, 40, 44, 46, 48, 55, 60, 66, 69, 80, 88, 92, 96, 110, 115, 120, 132, 138, 160, 165, 176, 184, 220, 230, 240, 253, 257, 264, 276, 330, 345, 352, 368, 440, 460, 480, 506, 514, 528, 552, 660, 690, 736, 759, 771, 880, 920, 1012, 1028, 1056, 1104, 1265, 1285, 1320, 1380, 1518, 1542, 1760, 1840, 2024, 2056, 2208, 2530, 2570, 2640, 2760, 2827, 3036, 3084, 3680, 3795, 3855, 4048, 4112, 5060, 5140, 5280, 5520, 5654, 5911, 6072, 6168, 7590, 7710, 8096, 8224, 8481, 10120, 10280, 11040, 11308, 11822, 12144, 12336, 14135, 15180, 15420, 16962, 17733, 20240, 20560, 22616, 23644, 24288, 24672, 28270, 29555, 30360, 30840, 33924, 35466, 40480, 41120, 42405, 45232, 47288, 56540, 59110, 60720, 61680, 65021, 67848, 70932, 84810, 88665, 90464, 94576, 113080, 118220, 121440, 123360, 130042, 135696, 141864, 169620, 177330, 189152, 195063, 226160, 236440, 260084, 271392, 283728, 325105, 339240, 354660, 390126, 452320, 472880, 520168, 567456, 650210, 678480, 709320, 780252, 945760, 975315, 1040336, 1300420, 1356960, 1418640, 1560504, 1950630, 2080672, 2600840, 2837280, 3121008, 3901260, 5201680, 6242016, 7802520, 10403360, 15605040, 31210080]

約数ペア:

[(1, 31210080), (2, 15605040), (3, 10403360), (4, 7802520), (5, 6242016), (6, 5201680), (8, 3901260), (10, 3121008), (11, 2837280), (12, 2600840), (15, 2080672), (16, 1950630), (20, 1560504), (22, 1418640), (23, 1356960), (24, 1300420), (30, 1040336), (32, 975315), (33, 945760), (40, 780252), (44, 709320), (46, 678480), (48, 650210), (55, 567456), (60, 520168), (66, 472880), (69, 452320), (80, 390126), (88, 354660), (92, 339240), (96, 325105), (110, 283728), (115, 271392), (120, 260084), (132, 236440), (138, 226160), (160, 195063), (165, 189152), (176, 177330), (184, 169620), (220, 141864), (230, 135696), (240, 130042), (253, 123360), (257, 121440), (264, 118220), (276, 113080), (330, 94576), (345, 90464), (352, 88665), (368, 84810), (440, 70932), (460, 67848), (480, 65021), (506, 61680), (514, 60720), (528, 59110), (552, 56540), (660, 47288), (690, 45232), (736, 42405), (759, 41120), (771, 40480), (880, 35466), (920, 33924), (1012, 30840), (1028, 30360), (1056, 29555), (1104, 28270), (1265, 24672), (1285, 24288), (1320, 23644), (1380, 22616), (1518, 20560), (1542, 20240), (1760, 17733), (1840, 16962), (2024, 15420), (2056, 15180), (2208, 14135), (2530, 12336), (2570, 12144), (2640, 11822), (2760, 11308), (2827, 11040), (3036, 10280), (3084, 10120), (3680, 8481), (3795, 8224), (3855, 8096), (4048, 7710), (4112, 7590), (5060, 6168), (5140, 6072), (5280, 5911), (5520, 5654)]