216294260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{118843}}^1$

素因数の和:118872

約数の個数: 48

約数和(自身を含む): 559042176

約数和(自身を除く): 342747916

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 118843, 237686, 475372, 594215, 831901, 1188430, 1544959, 1663802, 2376860, 3089918, 3327604, 4159505, 6179836, 7724795, 8319010, 10814713, 15449590, 16638020, 21629426, 30899180, 43258852, 54073565, 108147130, 216294260]

約数ペア:

[(1, 216294260), (2, 108147130), (4, 54073565), (5, 43258852), (7, 30899180), (10, 21629426), (13, 16638020), (14, 15449590), (20, 10814713), (26, 8319010), (28, 7724795), (35, 6179836), (52, 4159505), (65, 3327604), (70, 3089918), (91, 2376860), (130, 1663802), (140, 1544959), (182, 1188430), (260, 831901), (364, 594215), (455, 475372), (910, 237686), (1820, 118843)]