213249840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{888541}}^1$

素因数の和:888557

約数の個数: 40

約数和(自身を含む): 661075248

約数和(自身を除く): 447825408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 888541, 1777082, 2665623, 3554164, 4442705, 5331246, 7108328, 8885410, 10662492, 13328115, 14216656, 17770820, 21324984, 26656230, 35541640, 42649968, 53312460, 71083280, 106624920, 213249840]

約数ペア:

[(1, 213249840), (2, 106624920), (3, 71083280), (4, 53312460), (5, 42649968), (6, 35541640), (8, 26656230), (10, 21324984), (12, 17770820), (15, 14216656), (16, 13328115), (20, 10662492), (24, 8885410), (30, 7108328), (40, 5331246), (48, 4442705), (60, 3554164), (80, 2665623), (120, 1777082), (240, 888541)]