66850320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{278543}}^1$

素因数の和:278559

約数の個数: 40

約数和(自身を含む): 207236736

約数和(自身を除く): 140386416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 278543, 557086, 835629, 1114172, 1392715, 1671258, 2228344, 2785430, 3342516, 4178145, 4456688, 5570860, 6685032, 8356290, 11141720, 13370064, 16712580, 22283440, 33425160, 66850320]

約数ペア:

[(1, 66850320), (2, 33425160), (3, 22283440), (4, 16712580), (5, 13370064), (6, 11141720), (8, 8356290), (10, 6685032), (12, 5570860), (15, 4456688), (16, 4178145), (20, 3342516), (24, 2785430), (30, 2228344), (40, 1671258), (48, 1392715), (60, 1114172), (80, 835629), (120, 557086), (240, 278543)]