129898160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{231961}}^1$

素因数の和:231981

約数の個数: 40

約数和(自身を含む): 345159456

約数和(自身を除く): 215261296

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 231961, 463922, 927844, 1159805, 1623727, 1855688, 2319610, 3247454, 3711376, 4639220, 6494908, 8118635, 9278440, 12989816, 16237270, 18556880, 25979632, 32474540, 64949080, 129898160]

約数ペア:

[(1, 129898160), (2, 64949080), (4, 32474540), (5, 25979632), (7, 18556880), (8, 16237270), (10, 12989816), (14, 9278440), (16, 8118635), (20, 6494908), (28, 4639220), (35, 3711376), (40, 3247454), (56, 2319610), (70, 1855688), (80, 1623727), (112, 1159805), (140, 927844), (280, 463922), (560, 231961)]