216280480

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103981}}^1$

素因数の和:104009

約数の個数: 48

約数和(自身を含む): 550272744

約数和(自身を除く): 333992264

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 103981, 207962, 415924, 519905, 831848, 1039810, 1351753, 1663696, 2079620, 2703506, 3327392, 4159240, 5407012, 6758765, 8318480, 10814024, 13517530, 16636960, 21628048, 27035060, 43256096, 54070120, 108140240, 216280480]

約数ペア:

[(1, 216280480), (2, 108140240), (4, 54070120), (5, 43256096), (8, 27035060), (10, 21628048), (13, 16636960), (16, 13517530), (20, 10814024), (26, 8318480), (32, 6758765), (40, 5407012), (52, 4159240), (65, 3327392), (80, 2703506), (104, 2079620), (130, 1663696), (160, 1351753), (208, 1039810), (260, 831848), (416, 519905), (520, 415924), (1040, 207962), (2080, 103981)]