173808420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{18451}}^1$

素因数の和:18620

約数の個数: 48

約数和(自身を含む): 489789888

約数和(自身を除く): 315981468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 314, 471, 628, 785, 942, 1570, 1884, 2355, 3140, 4710, 9420, 18451, 36902, 55353, 73804, 92255, 110706, 184510, 221412, 276765, 369020, 553530, 1107060, 2896807, 5793614, 8690421, 11587228, 14484035, 17380842, 28968070, 34761684, 43452105, 57936140, 86904210, 173808420]

約数ペア:

[(1, 173808420), (2, 86904210), (3, 57936140), (4, 43452105), (5, 34761684), (6, 28968070), (10, 17380842), (12, 14484035), (15, 11587228), (20, 8690421), (30, 5793614), (60, 2896807), (157, 1107060), (314, 553530), (471, 369020), (628, 276765), (785, 221412), (942, 184510), (1570, 110706), (1884, 92255), (2355, 73804), (3140, 55353), (4710, 36902), (9420, 18451)]