320486580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1780481}}^1$

素因数の和:1780496

約数の個数: 36

約数和(自身を含む): 972143172

約数和(自身を除く): 651656592

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1780481, 3560962, 5341443, 7121924, 8902405, 10682886, 16024329, 17804810, 21365772, 26707215, 32048658, 35609620, 53414430, 64097316, 80121645, 106828860, 160243290, 320486580]

約数ペア:

[(1, 320486580), (2, 160243290), (3, 106828860), (4, 80121645), (5, 64097316), (6, 53414430), (9, 35609620), (10, 32048658), (12, 26707215), (15, 21365772), (18, 17804810), (20, 16024329), (30, 10682886), (36, 8902405), (45, 7121924), (60, 5341443), (90, 3560962), (180, 1780481)]