30180738

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 72806400

約数和(自身を除く): 42625662

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 157, 161, 199, 314, 322, 398, 471, 483, 597, 942, 966, 1099, 1194, 1393, 2198, 2786, 3297, 3611, 4179, 4577, 6594, 7222, 8358, 9154, 10833, 13731, 21666, 25277, 27462, 31243, 32039, 50554, 62486, 64078, 75831, 93729, 96117, 151662, 187458, 192234, 218701, 437402, 656103, 718589, 1312206, 1437178, 2155767, 4311534, 5030123, 10060246, 15090369, 30180738]

約数ペア:

[(1, 30180738), (2, 15090369), (3, 10060246), (6, 5030123), (7, 4311534), (14, 2155767), (21, 1437178), (23, 1312206), (42, 718589), (46, 656103), (69, 437402), (138, 218701), (157, 192234), (161, 187458), (199, 151662), (314, 96117), (322, 93729), (398, 75831), (471, 64078), (483, 62486), (597, 50554), (942, 32039), (966, 31243), (1099, 27462), (1194, 25277), (1393, 21666), (2198, 13731), (2786, 10833), (3297, 9154), (3611, 8358), (4179, 7222), (4577, 6594)]