249256960

素因数分解:

$2^{10}\times 5^1\times {\mathrm{89}}^1\times {\mathrm{547}}^1$

素因数の和:661

約数の個数: 88

約数和(自身を含む): 605748240

約数和(自身を除く): 356491280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 128, 160, 178, 256, 320, 356, 445, 512, 547, 640, 712, 890, 1024, 1094, 1280, 1424, 1780, 2188, 2560, 2735, 2848, 3560, 4376, 5120, 5470, 5696, 7120, 8752, 10940, 11392, 14240, 17504, 21880, 22784, 28480, 35008, 43760, 45568, 48683, 56960, 70016, 87520, 91136, 97366, 113920, 140032, 175040, 194732, 227840, 243415, 280064, 350080, 389464, 455680, 486830, 560128, 700160, 778928, 973660, 1400320, 1557856, 1947320, 2800640, 3115712, 3894640, 6231424, 7789280, 12462848, 15578560, 24925696, 31157120, 49851392, 62314240, 124628480, 249256960]

約数ペア:

[(1, 249256960), (2, 124628480), (4, 62314240), (5, 49851392), (8, 31157120), (10, 24925696), (16, 15578560), (20, 12462848), (32, 7789280), (40, 6231424), (64, 3894640), (80, 3115712), (89, 2800640), (128, 1947320), (160, 1557856), (178, 1400320), (256, 973660), (320, 778928), (356, 700160), (445, 560128), (512, 486830), (547, 455680), (640, 389464), (712, 350080), (890, 280064), (1024, 243415), (1094, 227840), (1280, 194732), (1424, 175040), (1780, 140032), (2188, 113920), (2560, 97366), (2735, 91136), (2848, 87520), (3560, 70016), (4376, 56960), (5120, 48683), (5470, 45568), (5696, 43760), (7120, 35008), (8752, 28480), (10940, 22784), (11392, 21880), (14240, 17504)]