219969720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{611027}}^1$

素因数の和:611044

約数の個数: 48

約数和(自身を含む): 714902760

約数和(自身を除く): 494933040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 611027, 1222054, 1833081, 2444108, 3055135, 3666162, 4888216, 5499243, 6110270, 7332324, 9165405, 10998486, 12220540, 14664648, 18330810, 21996972, 24441080, 27496215, 36661620, 43993944, 54992430, 73323240, 109984860, 219969720]

約数ペア:

[(1, 219969720), (2, 109984860), (3, 73323240), (4, 54992430), (5, 43993944), (6, 36661620), (8, 27496215), (9, 24441080), (10, 21996972), (12, 18330810), (15, 14664648), (18, 12220540), (20, 10998486), (24, 9165405), (30, 7332324), (36, 6110270), (40, 5499243), (45, 4888216), (60, 3666162), (72, 3055135), (90, 2444108), (120, 1833081), (180, 1222054), (360, 611027)]