30991968

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{15373}}^1$

素因数の和:15396

約数の個数: 72

約数和(自身を含む): 100730448

約数和(自身を除く): 69738480

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 15373, 30746, 46119, 61492, 92238, 107611, 122984, 138357, 184476, 215222, 245968, 276714, 322833, 368952, 430444, 491936, 553428, 645666, 737904, 860888, 968499, 1106856, 1291332, 1475808, 1721776, 1936998, 2213712, 2582664, 3443552, 3873996, 4427424, 5165328, 7747992, 10330656, 15495984, 30991968]

約数ペア:

[(1, 30991968), (2, 15495984), (3, 10330656), (4, 7747992), (6, 5165328), (7, 4427424), (8, 3873996), (9, 3443552), (12, 2582664), (14, 2213712), (16, 1936998), (18, 1721776), (21, 1475808), (24, 1291332), (28, 1106856), (32, 968499), (36, 860888), (42, 737904), (48, 645666), (56, 553428), (63, 491936), (72, 430444), (84, 368952), (96, 322833), (112, 276714), (126, 245968), (144, 215222), (168, 184476), (224, 138357), (252, 122984), (288, 107611), (336, 92238), (504, 61492), (672, 46119), (1008, 30746), (2016, 15373)]