204445440

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{17747}}^1$

素因数の和:17774

約数の個数: 108

約数和(自身を含む): 707399784

約数和(自身を除く): 502954344

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, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 11520, 17747, 35494, 53241, 70988, 88735, 106482, 141976, 159723, 177470, 212964, 266205, 283952, 319446, 354940, 425928, 532410, 567904, 638892, 709880, 798615, 851856, 1064820, 1135808, 1277784, 1419760, 1597230, 1703712, 2129640, 2271616, 2555568, 2839520, 3194460, 3407424, 4259280, 4543232, 5111136, 5679040, 6388920, 6814848, 8518560, 10222272, 11358080, 12777840, 13629696, 17037120, 20444544, 22716160, 25555680, 34074240, 40889088, 51111360, 68148480, 102222720, 204445440]

約数ペア:

[(1, 204445440), (2, 102222720), (3, 68148480), (4, 51111360), (5, 40889088), (6, 34074240), (8, 25555680), (9, 22716160), (10, 20444544), (12, 17037120), (15, 13629696), (16, 12777840), (18, 11358080), (20, 10222272), (24, 8518560), (30, 6814848), (32, 6388920), (36, 5679040), (40, 5111136), (45, 4543232), (48, 4259280), (60, 3407424), (64, 3194460), (72, 2839520), (80, 2555568), (90, 2271616), (96, 2129640), (120, 1703712), (128, 1597230), (144, 1419760), (160, 1277784), (180, 1135808), (192, 1064820), (240, 851856), (256, 798615), (288, 709880), (320, 638892), (360, 567904), (384, 532410), (480, 425928), (576, 354940), (640, 319446), (720, 283952), (768, 266205), (960, 212964), (1152, 177470), (1280, 159723), (1440, 141976), (1920, 106482), (2304, 88735), (2880, 70988), (3840, 53241), (5760, 35494), (11520, 17747)]