320438700

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{118681}}^1$

素因数の和:118704

約数の個数: 72

約数和(自身を含む): 1030159760

約数和(自身を除く): 709721060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 540, 675, 900, 1350, 2700, 118681, 237362, 356043, 474724, 593405, 712086, 1068129, 1186810, 1424172, 1780215, 2136258, 2373620, 2967025, 3204387, 3560430, 4272516, 5340645, 5934050, 6408774, 7120860, 8901075, 10681290, 11868100, 12817548, 16021935, 17802150, 21362580, 26703225, 32043870, 35604300, 53406450, 64087740, 80109675, 106812900, 160219350, 320438700]

約数ペア:

[(1, 320438700), (2, 160219350), (3, 106812900), (4, 80109675), (5, 64087740), (6, 53406450), (9, 35604300), (10, 32043870), (12, 26703225), (15, 21362580), (18, 17802150), (20, 16021935), (25, 12817548), (27, 11868100), (30, 10681290), (36, 8901075), (45, 7120860), (50, 6408774), (54, 5934050), (60, 5340645), (75, 4272516), (90, 3560430), (100, 3204387), (108, 2967025), (135, 2373620), (150, 2136258), (180, 1780215), (225, 1424172), (270, 1186810), (300, 1068129), (450, 712086), (540, 593405), (675, 474724), (900, 356043), (1350, 237362), (2700, 118681)]