256578048

素因数分解:

$2^9\times 3^2\times {\mathrm{55681}}^1$

素因数の和:55705

約数の個数: 60

約数和(自身を含む): 740514918

約数和(自身を除く): 483936870

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 512, 576, 768, 1152, 1536, 2304, 4608, 55681, 111362, 167043, 222724, 334086, 445448, 501129, 668172, 890896, 1002258, 1336344, 1781792, 2004516, 2672688, 3563584, 4009032, 5345376, 7127168, 8018064, 10690752, 14254336, 16036128, 21381504, 28508672, 32072256, 42763008, 64144512, 85526016, 128289024, 256578048]

約数ペア:

[(1, 256578048), (2, 128289024), (3, 85526016), (4, 64144512), (6, 42763008), (8, 32072256), (9, 28508672), (12, 21381504), (16, 16036128), (18, 14254336), (24, 10690752), (32, 8018064), (36, 7127168), (48, 5345376), (64, 4009032), (72, 3563584), (96, 2672688), (128, 2004516), (144, 1781792), (192, 1336344), (256, 1002258), (288, 890896), (384, 668172), (512, 501129), (576, 445448), (768, 334086), (1152, 222724), (1536, 167043), (2304, 111362), (4608, 55681)]