280154880

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{293}}^1$

素因数の和:403

約数の個数: 216

約数和(自身を含む): 984333168

約数和(自身を除く): 704178288

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 83, 90, 96, 120, 128, 144, 160, 166, 180, 192, 240, 249, 256, 288, 293, 320, 332, 360, 384, 415, 480, 498, 576, 586, 640, 664, 720, 747, 768, 830, 879, 960, 996, 1152, 1172, 1245, 1280, 1328, 1440, 1465, 1494, 1660, 1758, 1920, 1992, 2304, 2344, 2490, 2637, 2656, 2880, 2930, 2988, 3320, 3516, 3735, 3840, 3984, 4395, 4688, 4980, 5274, 5312, 5760, 5860, 5976, 6640, 7032, 7470, 7968, 8790, 9376, 9960, 10548, 10624, 11520, 11720, 11952, 13185, 13280, 14064, 14940, 15936, 17580, 18752, 19920, 21096, 21248, 23440, 23904, 24319, 26370, 26560, 28128, 29880, 31872, 35160, 37504, 39840, 42192, 46880, 47808, 48638, 52740, 53120, 56256, 59760, 63744, 70320, 72957, 75008, 79680, 84384, 93760, 95616, 97276, 105480, 106240, 112512, 119520, 121595, 140640, 145914, 159360, 168768, 187520, 191232, 194552, 210960, 218871, 225024, 239040, 243190, 281280, 291828, 318720, 337536, 364785, 375040, 389104, 421920, 437742, 478080, 486380, 562560, 583656, 675072, 729570, 778208, 843840, 875484, 956160, 972760, 1094355, 1125120, 1167312, 1459140, 1556416, 1687680, 1750968, 1945520, 2188710, 2334624, 2918280, 3112832, 3375360, 3501936, 3891040, 4377420, 4669248, 5836560, 6225664, 7003872, 7782080, 8754840, 9338496, 11673120, 14007744, 15564160, 17509680, 18676992, 23346240, 28015488, 31128320, 35019360, 46692480, 56030976, 70038720, 93384960, 140077440, 280154880]

約数ペア:

[(1, 280154880), (2, 140077440), (3, 93384960), (4, 70038720), (5, 56030976), (6, 46692480), (8, 35019360), (9, 31128320), (10, 28015488), (12, 23346240), (15, 18676992), (16, 17509680), (18, 15564160), (20, 14007744), (24, 11673120), (30, 9338496), (32, 8754840), (36, 7782080), (40, 7003872), (45, 6225664), (48, 5836560), (60, 4669248), (64, 4377420), (72, 3891040), (80, 3501936), (83, 3375360), (90, 3112832), (96, 2918280), (120, 2334624), (128, 2188710), (144, 1945520), (160, 1750968), (166, 1687680), (180, 1556416), (192, 1459140), (240, 1167312), (249, 1125120), (256, 1094355), (288, 972760), (293, 956160), (320, 875484), (332, 843840), (360, 778208), (384, 729570), (415, 675072), (480, 583656), (498, 562560), (576, 486380), (586, 478080), (640, 437742), (664, 421920), (720, 389104), (747, 375040), (768, 364785), (830, 337536), (879, 318720), (960, 291828), (996, 281280), (1152, 243190), (1172, 239040), (1245, 225024), (1280, 218871), (1328, 210960), (1440, 194552), (1465, 191232), (1494, 187520), (1660, 168768), (1758, 159360), (1920, 145914), (1992, 140640), (2304, 121595), (2344, 119520), (2490, 112512), (2637, 106240), (2656, 105480), (2880, 97276), (2930, 95616), (2988, 93760), (3320, 84384), (3516, 79680), (3735, 75008), (3840, 72957), (3984, 70320), (4395, 63744), (4688, 59760), (4980, 56256), (5274, 53120), (5312, 52740), (5760, 48638), (5860, 47808), (5976, 46880), (6640, 42192), (7032, 39840), (7470, 37504), (7968, 35160), (8790, 31872), (9376, 29880), (9960, 28128), (10548, 26560), (10624, 26370), (11520, 24319), (11720, 23904), (11952, 23440), (13185, 21248), (13280, 21096), (14064, 19920), (14940, 18752), (15936, 17580)]