428363320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139079}}^1$

素因数の和:139108

約数の個数: 64

約数和(自身を含む): 1201651200

約数和(自身を除く): 773287880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 139079, 278158, 556316, 695395, 973553, 1112632, 1390790, 1529869, 1947106, 2781580, 3059738, 3894212, 4867765, 5563160, 6119476, 7649345, 7788424, 9735530, 10709083, 12238952, 15298690, 19471060, 21418166, 30597380, 38942120, 42836332, 53545415, 61194760, 85672664, 107090830, 214181660, 428363320]

約数ペア:

[(1, 428363320), (2, 214181660), (4, 107090830), (5, 85672664), (7, 61194760), (8, 53545415), (10, 42836332), (11, 38942120), (14, 30597380), (20, 21418166), (22, 19471060), (28, 15298690), (35, 12238952), (40, 10709083), (44, 9735530), (55, 7788424), (56, 7649345), (70, 6119476), (77, 5563160), (88, 4867765), (110, 3894212), (140, 3059738), (154, 2781580), (220, 1947106), (280, 1529869), (308, 1390790), (385, 1112632), (440, 973553), (616, 695395), (770, 556316), (1540, 278158), (3080, 139079)]