66405960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{61487}}^1$

素因数の和:61507

約数の個数: 64

約数和(自身を含む): 221356800

約数和(自身を除く): 154950840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 61487, 122974, 184461, 245948, 307435, 368922, 491896, 553383, 614870, 737844, 922305, 1106766, 1229740, 1475688, 1660149, 1844610, 2213532, 2459480, 2766915, 3320298, 3689220, 4427064, 5533830, 6640596, 7378440, 8300745, 11067660, 13281192, 16601490, 22135320, 33202980, 66405960]

約数ペア:

[(1, 66405960), (2, 33202980), (3, 22135320), (4, 16601490), (5, 13281192), (6, 11067660), (8, 8300745), (9, 7378440), (10, 6640596), (12, 5533830), (15, 4427064), (18, 3689220), (20, 3320298), (24, 2766915), (27, 2459480), (30, 2213532), (36, 1844610), (40, 1660149), (45, 1475688), (54, 1229740), (60, 1106766), (72, 922305), (90, 737844), (108, 614870), (120, 553383), (135, 491896), (180, 368922), (216, 307435), (270, 245948), (360, 184461), (540, 122974), (1080, 61487)]