161670880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{144349}}^1$

素因数の和:144371

約数の個数: 48

約数和(自身を含む): 436514400

約数和(自身を除く): 274843520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 144349, 288698, 577396, 721745, 1010443, 1154792, 1443490, 2020886, 2309584, 2886980, 4041772, 4619168, 5052215, 5773960, 8083544, 10104430, 11547920, 16167088, 20208860, 23095840, 32334176, 40417720, 80835440, 161670880]

約数ペア:

[(1, 161670880), (2, 80835440), (4, 40417720), (5, 32334176), (7, 23095840), (8, 20208860), (10, 16167088), (14, 11547920), (16, 10104430), (20, 8083544), (28, 5773960), (32, 5052215), (35, 4619168), (40, 4041772), (56, 2886980), (70, 2309584), (80, 2020886), (112, 1443490), (140, 1154792), (160, 1010443), (224, 721745), (280, 577396), (560, 288698), (1120, 144349)]