81383940

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4567}}^1$

素因数の和:4599

約数の個数: 120

約数和(自身を含む): 278574912

約数和(自身を除く): 197190972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 132, 135, 162, 165, 180, 198, 220, 270, 297, 324, 330, 396, 405, 495, 540, 594, 660, 810, 891, 990, 1188, 1485, 1620, 1782, 1980, 2970, 3564, 4455, 4567, 5940, 8910, 9134, 13701, 17820, 18268, 22835, 27402, 41103, 45670, 50237, 54804, 68505, 82206, 91340, 100474, 123309, 137010, 150711, 164412, 200948, 205515, 246618, 251185, 274020, 301422, 369927, 411030, 452133, 493236, 502370, 602844, 616545, 739854, 753555, 822060, 904266, 1004740, 1233090, 1356399, 1479708, 1507110, 1808532, 1849635, 2260665, 2466180, 2712798, 3014220, 3699270, 4069197, 4521330, 5425596, 6781995, 7398540, 8138394, 9042660, 13563990, 16276788, 20345985, 27127980, 40691970, 81383940]

約数ペア:

[(1, 81383940), (2, 40691970), (3, 27127980), (4, 20345985), (5, 16276788), (6, 13563990), (9, 9042660), (10, 8138394), (11, 7398540), (12, 6781995), (15, 5425596), (18, 4521330), (20, 4069197), (22, 3699270), (27, 3014220), (30, 2712798), (33, 2466180), (36, 2260665), (44, 1849635), (45, 1808532), (54, 1507110), (55, 1479708), (60, 1356399), (66, 1233090), (81, 1004740), (90, 904266), (99, 822060), (108, 753555), (110, 739854), (132, 616545), (135, 602844), (162, 502370), (165, 493236), (180, 452133), (198, 411030), (220, 369927), (270, 301422), (297, 274020), (324, 251185), (330, 246618), (396, 205515), (405, 200948), (495, 164412), (540, 150711), (594, 137010), (660, 123309), (810, 100474), (891, 91340), (990, 82206), (1188, 68505), (1485, 54804), (1620, 50237), (1782, 45670), (1980, 41103), (2970, 27402), (3564, 22835), (4455, 18268), (4567, 17820), (5940, 13701), (8910, 9134)]