61541560

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{443}}^1$

素因数の和:628

約数の個数: 64

約数和(自身を含む): 145774080

約数和(自身を除く): 84232520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 151, 184, 230, 302, 443, 460, 604, 755, 886, 920, 1208, 1510, 1772, 2215, 3020, 3473, 3544, 4430, 6040, 6946, 8860, 10189, 13892, 17365, 17720, 20378, 27784, 34730, 40756, 50945, 66893, 69460, 81512, 101890, 133786, 138920, 203780, 267572, 334465, 407560, 535144, 668930, 1337860, 1538539, 2675720, 3077078, 6154156, 7692695, 12308312, 15385390, 30770780, 61541560]

約数ペア:

[(1, 61541560), (2, 30770780), (4, 15385390), (5, 12308312), (8, 7692695), (10, 6154156), (20, 3077078), (23, 2675720), (40, 1538539), (46, 1337860), (92, 668930), (115, 535144), (151, 407560), (184, 334465), (230, 267572), (302, 203780), (443, 138920), (460, 133786), (604, 101890), (755, 81512), (886, 69460), (920, 66893), (1208, 50945), (1510, 40756), (1772, 34730), (2215, 27784), (3020, 20378), (3473, 17720), (3544, 17365), (4430, 13892), (6040, 10189), (6946, 8860)]