688515120

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{13859}}^1$

素因数の和:13904

約数の個数: 160

約数和(自身を含む): 2474841600

約数和(自身を除く): 1786326480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 90, 92, 108, 115, 120, 135, 138, 144, 180, 184, 207, 216, 230, 240, 270, 276, 345, 360, 368, 414, 432, 460, 540, 552, 621, 690, 720, 828, 920, 1035, 1080, 1104, 1242, 1380, 1656, 1840, 2070, 2160, 2484, 2760, 3105, 3312, 4140, 4968, 5520, 6210, 8280, 9936, 12420, 13859, 16560, 24840, 27718, 41577, 49680, 55436, 69295, 83154, 110872, 124731, 138590, 166308, 207885, 221744, 249462, 277180, 318757, 332616, 374193, 415770, 498924, 554360, 623655, 637514, 665232, 748386, 831540, 956271, 997848, 1108720, 1247310, 1275028, 1496772, 1593785, 1663080, 1870965, 1912542, 1995696, 2494620, 2550056, 2868813, 2993544, 3187570, 3326160, 3741930, 3825084, 4781355, 4989240, 5100112, 5737626, 5987088, 6375140, 7483860, 7650168, 8606439, 9562710, 9978480, 11475252, 12750280, 14344065, 14967720, 15300336, 17212878, 19125420, 22950504, 25500560, 28688130, 29935440, 34425756, 38250840, 43032195, 45901008, 57376260, 68851512, 76501680, 86064390, 114752520, 137703024, 172128780, 229505040, 344257560, 688515120]

約数ペア:

[(1, 688515120), (2, 344257560), (3, 229505040), (4, 172128780), (5, 137703024), (6, 114752520), (8, 86064390), (9, 76501680), (10, 68851512), (12, 57376260), (15, 45901008), (16, 43032195), (18, 38250840), (20, 34425756), (23, 29935440), (24, 28688130), (27, 25500560), (30, 22950504), (36, 19125420), (40, 17212878), (45, 15300336), (46, 14967720), (48, 14344065), (54, 12750280), (60, 11475252), (69, 9978480), (72, 9562710), (80, 8606439), (90, 7650168), (92, 7483860), (108, 6375140), (115, 5987088), (120, 5737626), (135, 5100112), (138, 4989240), (144, 4781355), (180, 3825084), (184, 3741930), (207, 3326160), (216, 3187570), (230, 2993544), (240, 2868813), (270, 2550056), (276, 2494620), (345, 1995696), (360, 1912542), (368, 1870965), (414, 1663080), (432, 1593785), (460, 1496772), (540, 1275028), (552, 1247310), (621, 1108720), (690, 997848), (720, 956271), (828, 831540), (920, 748386), (1035, 665232), (1080, 637514), (1104, 623655), (1242, 554360), (1380, 498924), (1656, 415770), (1840, 374193), (2070, 332616), (2160, 318757), (2484, 277180), (2760, 249462), (3105, 221744), (3312, 207885), (4140, 166308), (4968, 138590), (5520, 124731), (6210, 110872), (8280, 83154), (9936, 69295), (12420, 55436), (13859, 49680), (16560, 41577), (24840, 27718)]