115456280

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{431}}^1$

素因数の和:660

約数の個数: 64

約数和(自身を含む): 268894080

約数和(自身を除く): 153437800

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 181, 185, 296, 362, 370, 431, 724, 740, 862, 905, 1448, 1480, 1724, 1810, 2155, 3448, 3620, 4310, 6697, 7240, 8620, 13394, 15947, 17240, 26788, 31894, 33485, 53576, 63788, 66970, 78011, 79735, 127576, 133940, 156022, 159470, 267880, 312044, 318940, 390055, 624088, 637880, 780110, 1560220, 2886407, 3120440, 5772814, 11545628, 14432035, 23091256, 28864070, 57728140, 115456280]

約数ペア:

[(1, 115456280), (2, 57728140), (4, 28864070), (5, 23091256), (8, 14432035), (10, 11545628), (20, 5772814), (37, 3120440), (40, 2886407), (74, 1560220), (148, 780110), (181, 637880), (185, 624088), (296, 390055), (362, 318940), (370, 312044), (431, 267880), (724, 159470), (740, 156022), (862, 133940), (905, 127576), (1448, 79735), (1480, 78011), (1724, 66970), (1810, 63788), (2155, 53576), (3448, 33485), (3620, 31894), (4310, 26788), (6697, 17240), (7240, 15947), (8620, 13394)]