317531230

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{27397}}^1$

素因数の和:27484

約数の個数: 32

約数和(自身を含む): 611523360

約数和(自身を除く): 293992130

約数列:

[1, 2, 5, 10, 19, 38, 61, 95, 122, 190, 305, 610, 1159, 2318, 5795, 11590, 27397, 54794, 136985, 273970, 520543, 1041086, 1671217, 2602715, 3342434, 5205430, 8356085, 16712170, 31753123, 63506246, 158765615, 317531230]

約数ペア:

[(1, 317531230), (2, 158765615), (5, 63506246), (10, 31753123), (19, 16712170), (38, 8356085), (61, 5205430), (95, 3342434), (122, 2602715), (190, 1671217), (305, 1041086), (610, 520543), (1159, 273970), (2318, 136985), (5795, 54794), (11590, 27397)]