218731240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{60091}}^1$

素因数の和:60122

約数の個数: 64

約数和(自身を含む): 605727360

約数和(自身を除く): 386996120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 60091, 120182, 240364, 300455, 420637, 480728, 600910, 781183, 841274, 1201820, 1562366, 1682548, 2103185, 2403640, 3124732, 3365096, 3905915, 4206370, 5468281, 6249464, 7811830, 8412740, 10936562, 15623660, 16825480, 21873124, 27341405, 31247320, 43746248, 54682810, 109365620, 218731240]

約数ペア:

[(1, 218731240), (2, 109365620), (4, 54682810), (5, 43746248), (7, 31247320), (8, 27341405), (10, 21873124), (13, 16825480), (14, 15623660), (20, 10936562), (26, 8412740), (28, 7811830), (35, 6249464), (40, 5468281), (52, 4206370), (56, 3905915), (65, 3365096), (70, 3124732), (91, 2403640), (104, 2103185), (130, 1682548), (140, 1562366), (182, 1201820), (260, 841274), (280, 781183), (364, 600910), (455, 480728), (520, 420637), (728, 300455), (910, 240364), (1820, 120182), (3640, 60091)]