66431880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{61511}}^1$

素因数の和:61531

約数の個数: 64

約数和(自身を含む): 221443200

約数和(自身を除く): 155011320

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, 61511, 123022, 184533, 246044, 307555, 369066, 492088, 553599, 615110, 738132, 922665, 1107198, 1230220, 1476264, 1660797, 1845330, 2214396, 2460440, 2767995, 3321594, 3690660, 4428792, 5535990, 6643188, 7381320, 8303985, 11071980, 13286376, 16607970, 22143960, 33215940, 66431880]

約数ペア:

[(1, 66431880), (2, 33215940), (3, 22143960), (4, 16607970), (5, 13286376), (6, 11071980), (8, 8303985), (9, 7381320), (10, 6643188), (12, 5535990), (15, 4428792), (18, 3690660), (20, 3321594), (24, 2767995), (27, 2460440), (30, 2214396), (36, 1845330), (40, 1660797), (45, 1476264), (54, 1230220), (60, 1107198), (72, 922665), (90, 738132), (108, 615110), (120, 553599), (135, 492088), (180, 369066), (216, 307555), (270, 246044), (360, 184533), (540, 123022), (1080, 61511)]