447942780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{2281}}^1$

素因数の和:3387

約数の個数: 72

約数和(自身を含む): 1360601424

約数和(自身を除く): 912658644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1091, 2182, 2281, 3273, 4364, 4562, 5455, 6546, 6843, 9124, 9819, 10910, 11405, 13092, 13686, 16365, 19638, 20529, 21820, 22810, 27372, 32730, 34215, 39276, 41058, 45620, 49095, 65460, 68430, 82116, 98190, 102645, 136860, 196380, 205290, 410580, 2488571, 4977142, 7465713, 9954284, 12442855, 14931426, 22397139, 24885710, 29862852, 37328565, 44794278, 49771420, 74657130, 89588556, 111985695, 149314260, 223971390, 447942780]

約数ペア:

[(1, 447942780), (2, 223971390), (3, 149314260), (4, 111985695), (5, 89588556), (6, 74657130), (9, 49771420), (10, 44794278), (12, 37328565), (15, 29862852), (18, 24885710), (20, 22397139), (30, 14931426), (36, 12442855), (45, 9954284), (60, 7465713), (90, 4977142), (180, 2488571), (1091, 410580), (2182, 205290), (2281, 196380), (3273, 136860), (4364, 102645), (4562, 98190), (5455, 82116), (6546, 68430), (6843, 65460), (9124, 49095), (9819, 45620), (10910, 41058), (11405, 39276), (13092, 34215), (13686, 32730), (16365, 27372), (19638, 22810), (20529, 21820)]