143779880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211441}}^1$

素因数の和:211469

約数の個数: 32

約数和(自身を含む): 342536040

約数和(自身を除く): 198756160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 211441, 422882, 845764, 1057205, 1691528, 2114410, 3594497, 4228820, 7188994, 8457640, 14377988, 17972485, 28755976, 35944970, 71889940, 143779880]

約数ペア:

[(1, 143779880), (2, 71889940), (4, 35944970), (5, 28755976), (8, 17972485), (10, 14377988), (17, 8457640), (20, 7188994), (34, 4228820), (40, 3594497), (68, 2114410), (85, 1691528), (136, 1057205), (170, 845764), (340, 422882), (680, 211441)]