30872595

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:244

約数の個数: 64

約数和(自身を含む): 57576960

約数和(自身を除く): 26704365

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 67, 85, 139, 195, 201, 221, 255, 335, 417, 663, 695, 871, 1005, 1105, 1139, 1807, 2085, 2363, 2613, 3315, 3417, 4355, 5421, 5695, 7089, 9035, 9313, 11815, 13065, 14807, 17085, 27105, 27939, 30719, 35445, 44421, 46565, 74035, 92157, 121069, 139695, 153595, 158321, 222105, 363207, 460785, 474963, 605345, 791605, 1816035, 2058173, 2374815, 6174519, 10290865, 30872595]

約数ペア:

[(1, 30872595), (3, 10290865), (5, 6174519), (13, 2374815), (15, 2058173), (17, 1816035), (39, 791605), (51, 605345), (65, 474963), (67, 460785), (85, 363207), (139, 222105), (195, 158321), (201, 153595), (221, 139695), (255, 121069), (335, 92157), (417, 74035), (663, 46565), (695, 44421), (871, 35445), (1005, 30719), (1105, 27939), (1139, 27105), (1807, 17085), (2085, 14807), (2363, 13065), (2613, 11815), (3315, 9313), (3417, 9035), (4355, 7089), (5421, 5695)]