257946120

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{79613}}^1$

素因数の和:79636

約数の個数: 80

約数和(自身を含む): 866996460

約数和(自身を除く): 609050340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 79613, 159226, 238839, 318452, 398065, 477678, 636904, 716517, 796130, 955356, 1194195, 1433034, 1592260, 1910712, 2149551, 2388390, 2866068, 3184520, 3582585, 4299102, 4776780, 5732136, 6448653, 7165170, 8598204, 9553560, 10747755, 12897306, 14330340, 17196408, 21495510, 25794612, 28660680, 32243265, 42991020, 51589224, 64486530, 85982040, 128973060, 257946120]

約数ペア:

[(1, 257946120), (2, 128973060), (3, 85982040), (4, 64486530), (5, 51589224), (6, 42991020), (8, 32243265), (9, 28660680), (10, 25794612), (12, 21495510), (15, 17196408), (18, 14330340), (20, 12897306), (24, 10747755), (27, 9553560), (30, 8598204), (36, 7165170), (40, 6448653), (45, 5732136), (54, 4776780), (60, 4299102), (72, 3582585), (81, 3184520), (90, 2866068), (108, 2388390), (120, 2149551), (135, 1910712), (162, 1592260), (180, 1433034), (216, 1194195), (270, 955356), (324, 796130), (360, 716517), (405, 636904), (540, 477678), (648, 398065), (810, 318452), (1080, 238839), (1620, 159226), (3240, 79613)]