215569920

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{28069}}^1$

素因数の和:28095

約数の個数: 80

約数和(自身を含む): 689174640

約数和(自身を除く): 473604720

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, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 28069, 56138, 84207, 112276, 140345, 168414, 224552, 280690, 336828, 421035, 449104, 561380, 673656, 842070, 898208, 1122760, 1347312, 1684140, 1796416, 2245520, 2694624, 3368280, 3592832, 4491040, 5389248, 6736560, 7185664, 8982080, 10778496, 13473120, 14371328, 17964160, 21556992, 26946240, 35928320, 43113984, 53892480, 71856640, 107784960, 215569920]

約数ペア:

[(1, 215569920), (2, 107784960), (3, 71856640), (4, 53892480), (5, 43113984), (6, 35928320), (8, 26946240), (10, 21556992), (12, 17964160), (15, 14371328), (16, 13473120), (20, 10778496), (24, 8982080), (30, 7185664), (32, 6736560), (40, 5389248), (48, 4491040), (60, 3592832), (64, 3368280), (80, 2694624), (96, 2245520), (120, 1796416), (128, 1684140), (160, 1347312), (192, 1122760), (240, 898208), (256, 842070), (320, 673656), (384, 561380), (480, 449104), (512, 421035), (640, 336828), (768, 280690), (960, 224552), (1280, 168414), (1536, 140345), (1920, 112276), (2560, 84207), (3840, 56138), (7680, 28069)]