1281061920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{2668879}}^1$

素因数の和:2668897

約数の個数: 48

約数和(自身を含む): 4035346560

約数和(自身を除く): 2754284640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 2668879, 5337758, 8006637, 10675516, 13344395, 16013274, 21351032, 26688790, 32026548, 40033185, 42702064, 53377580, 64053096, 80066370, 85404128, 106755160, 128106192, 160132740, 213510320, 256212384, 320265480, 427020640, 640530960, 1281061920]

約数ペア:

[(1, 1281061920), (2, 640530960), (3, 427020640), (4, 320265480), (5, 256212384), (6, 213510320), (8, 160132740), (10, 128106192), (12, 106755160), (15, 85404128), (16, 80066370), (20, 64053096), (24, 53377580), (30, 42702064), (32, 40033185), (40, 32026548), (48, 26688790), (60, 21351032), (80, 16013274), (96, 13344395), (120, 10675516), (160, 8006637), (240, 5337758), (480, 2668879)]