178871520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:269

約数の個数: 192

約数和(自身を含む): 590587200

約数和(自身を除く): 411715680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 61, 80, 82, 96, 120, 122, 123, 149, 160, 164, 183, 205, 240, 244, 246, 298, 305, 328, 366, 410, 447, 480, 488, 492, 596, 610, 615, 656, 732, 745, 820, 894, 915, 976, 984, 1192, 1220, 1230, 1312, 1464, 1490, 1640, 1788, 1830, 1952, 1968, 2235, 2384, 2440, 2460, 2501, 2928, 2980, 3280, 3576, 3660, 3936, 4470, 4768, 4880, 4920, 5002, 5856, 5960, 6109, 6560, 7152, 7320, 7503, 8940, 9089, 9760, 9840, 10004, 11920, 12218, 12505, 14304, 14640, 15006, 17880, 18178, 18327, 19680, 20008, 23840, 24436, 25010, 27267, 29280, 30012, 30545, 35760, 36356, 36654, 37515, 40016, 45445, 48872, 50020, 54534, 60024, 61090, 71520, 72712, 73308, 75030, 80032, 90890, 91635, 97744, 100040, 109068, 120048, 122180, 136335, 145424, 146616, 150060, 181780, 183270, 195488, 200080, 218136, 240096, 244360, 272670, 290848, 293232, 300120, 363560, 366540, 372649, 400160, 436272, 488720, 545340, 586464, 600240, 727120, 733080, 745298, 872544, 977440, 1090680, 1117947, 1200480, 1454240, 1466160, 1490596, 1863245, 2181360, 2235894, 2932320, 2981192, 3726490, 4362720, 4471788, 5589735, 5962384, 7452980, 8943576, 11179470, 11924768, 14905960, 17887152, 22358940, 29811920, 35774304, 44717880, 59623840, 89435760, 178871520]

約数ペア:

[(1, 178871520), (2, 89435760), (3, 59623840), (4, 44717880), (5, 35774304), (6, 29811920), (8, 22358940), (10, 17887152), (12, 14905960), (15, 11924768), (16, 11179470), (20, 8943576), (24, 7452980), (30, 5962384), (32, 5589735), (40, 4471788), (41, 4362720), (48, 3726490), (60, 2981192), (61, 2932320), (80, 2235894), (82, 2181360), (96, 1863245), (120, 1490596), (122, 1466160), (123, 1454240), (149, 1200480), (160, 1117947), (164, 1090680), (183, 977440), (205, 872544), (240, 745298), (244, 733080), (246, 727120), (298, 600240), (305, 586464), (328, 545340), (366, 488720), (410, 436272), (447, 400160), (480, 372649), (488, 366540), (492, 363560), (596, 300120), (610, 293232), (615, 290848), (656, 272670), (732, 244360), (745, 240096), (820, 218136), (894, 200080), (915, 195488), (976, 183270), (984, 181780), (1192, 150060), (1220, 146616), (1230, 145424), (1312, 136335), (1464, 122180), (1490, 120048), (1640, 109068), (1788, 100040), (1830, 97744), (1952, 91635), (1968, 90890), (2235, 80032), (2384, 75030), (2440, 73308), (2460, 72712), (2501, 71520), (2928, 61090), (2980, 60024), (3280, 54534), (3576, 50020), (3660, 48872), (3936, 45445), (4470, 40016), (4768, 37515), (4880, 36654), (4920, 36356), (5002, 35760), (5856, 30545), (5960, 30012), (6109, 29280), (6560, 27267), (7152, 25010), (7320, 24436), (7503, 23840), (8940, 20008), (9089, 19680), (9760, 18327), (9840, 18178), (10004, 17880), (11920, 15006), (12218, 14640), (12505, 14304)]