221936720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{146011}}^1$

素因数の和:146043

約数の個数: 40

約数和(自身を含む): 543164640

約数和(自身を除く): 321227920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 146011, 292022, 584044, 730055, 1168088, 1460110, 2336176, 2774209, 2920220, 5548418, 5840440, 11096836, 11680880, 13871045, 22193672, 27742090, 44387344, 55484180, 110968360, 221936720]

約数ペア:

[(1, 221936720), (2, 110968360), (4, 55484180), (5, 44387344), (8, 27742090), (10, 22193672), (16, 13871045), (19, 11680880), (20, 11096836), (38, 5840440), (40, 5548418), (76, 2920220), (80, 2774209), (95, 2336176), (152, 1460110), (190, 1168088), (304, 730055), (380, 584044), (760, 292022), (1520, 146011)]