288176640

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:422

約数の個数: 160

約数和(自身を含む): 931011840

約数和(自身を除く): 642835200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 157, 160, 192, 239, 240, 256, 314, 320, 384, 471, 478, 480, 512, 628, 640, 717, 768, 785, 942, 956, 960, 1195, 1256, 1280, 1434, 1536, 1570, 1884, 1912, 1920, 2355, 2390, 2512, 2560, 2868, 3140, 3585, 3768, 3824, 3840, 4710, 4780, 5024, 5736, 6280, 7170, 7536, 7648, 7680, 9420, 9560, 10048, 11472, 12560, 14340, 15072, 15296, 18840, 19120, 20096, 22944, 25120, 28680, 30144, 30592, 37523, 37680, 38240, 40192, 45888, 50240, 57360, 60288, 61184, 75046, 75360, 76480, 80384, 91776, 100480, 112569, 114720, 120576, 122368, 150092, 150720, 152960, 183552, 187615, 200960, 225138, 229440, 241152, 300184, 301440, 305920, 367104, 375230, 401920, 450276, 458880, 562845, 600368, 602880, 611840, 750460, 900552, 917760, 1125690, 1200736, 1205760, 1500920, 1801104, 1835520, 2251380, 2401472, 3001840, 3602208, 4502760, 4802944, 6003680, 7204416, 9005520, 9605888, 12007360, 14408832, 18011040, 19211776, 24014720, 28817664, 36022080, 48029440, 57635328, 72044160, 96058880, 144088320, 288176640]

約数ペア:

[(1, 288176640), (2, 144088320), (3, 96058880), (4, 72044160), (5, 57635328), (6, 48029440), (8, 36022080), (10, 28817664), (12, 24014720), (15, 19211776), (16, 18011040), (20, 14408832), (24, 12007360), (30, 9605888), (32, 9005520), (40, 7204416), (48, 6003680), (60, 4802944), (64, 4502760), (80, 3602208), (96, 3001840), (120, 2401472), (128, 2251380), (157, 1835520), (160, 1801104), (192, 1500920), (239, 1205760), (240, 1200736), (256, 1125690), (314, 917760), (320, 900552), (384, 750460), (471, 611840), (478, 602880), (480, 600368), (512, 562845), (628, 458880), (640, 450276), (717, 401920), (768, 375230), (785, 367104), (942, 305920), (956, 301440), (960, 300184), (1195, 241152), (1256, 229440), (1280, 225138), (1434, 200960), (1536, 187615), (1570, 183552), (1884, 152960), (1912, 150720), (1920, 150092), (2355, 122368), (2390, 120576), (2512, 114720), (2560, 112569), (2868, 100480), (3140, 91776), (3585, 80384), (3768, 76480), (3824, 75360), (3840, 75046), (4710, 61184), (4780, 60288), (5024, 57360), (5736, 50240), (6280, 45888), (7170, 40192), (7536, 38240), (7648, 37680), (7680, 37523), (9420, 30592), (9560, 30144), (10048, 28680), (11472, 25120), (12560, 22944), (14340, 20096), (15072, 19120), (15296, 18840)]