55881180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{1097}}^1$

素因数の和:1395

約数の個数: 72

約数和(自身を含む): 170260272

約数和(自身を除く): 114379092

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 283, 566, 849, 1097, 1132, 1415, 1698, 2194, 2547, 2830, 3291, 3396, 4245, 4388, 5094, 5485, 5660, 6582, 8490, 9873, 10188, 10970, 12735, 13164, 16455, 16980, 19746, 21940, 25470, 32910, 39492, 49365, 50940, 65820, 98730, 197460, 310451, 620902, 931353, 1241804, 1552255, 1862706, 2794059, 3104510, 3725412, 4656765, 5588118, 6209020, 9313530, 11176236, 13970295, 18627060, 27940590, 55881180]

約数ペア:

[(1, 55881180), (2, 27940590), (3, 18627060), (4, 13970295), (5, 11176236), (6, 9313530), (9, 6209020), (10, 5588118), (12, 4656765), (15, 3725412), (18, 3104510), (20, 2794059), (30, 1862706), (36, 1552255), (45, 1241804), (60, 931353), (90, 620902), (180, 310451), (283, 197460), (566, 98730), (849, 65820), (1097, 50940), (1132, 49365), (1415, 39492), (1698, 32910), (2194, 25470), (2547, 21940), (2830, 19746), (3291, 16980), (3396, 16455), (4245, 13164), (4388, 12735), (5094, 10970), (5485, 10188), (5660, 9873), (6582, 8490)]