149165920

素因数分解:

$2^5\times 5^1\times {\mathrm{617}}^1\times {\mathrm{1511}}^1$

素因数の和:2143

約数の個数: 48

約数和(自身を含む): 353209248

約数和(自身を除く): 204043328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 617, 1234, 1511, 2468, 3022, 3085, 4936, 6044, 6170, 7555, 9872, 12088, 12340, 15110, 19744, 24176, 24680, 30220, 48352, 49360, 60440, 98720, 120880, 241760, 932287, 1864574, 3729148, 4661435, 7458296, 9322870, 14916592, 18645740, 29833184, 37291480, 74582960, 149165920]

約数ペア:

[(1, 149165920), (2, 74582960), (4, 37291480), (5, 29833184), (8, 18645740), (10, 14916592), (16, 9322870), (20, 7458296), (32, 4661435), (40, 3729148), (80, 1864574), (160, 932287), (617, 241760), (1234, 120880), (1511, 98720), (2468, 60440), (3022, 49360), (3085, 48352), (4936, 30220), (6044, 24680), (6170, 24176), (7555, 19744), (9872, 15110), (12088, 12340)]