19854462240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{320647}}^1$

素因数の和:320711

約数の個数: 144

約数和(自身を含む): 69329227968

約数和(自身を除く): 49474765728

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 96, 120, 129, 144, 160, 172, 180, 215, 240, 258, 288, 344, 360, 387, 430, 480, 516, 645, 688, 720, 774, 860, 1032, 1290, 1376, 1440, 1548, 1720, 1935, 2064, 2580, 3096, 3440, 3870, 4128, 5160, 6192, 6880, 7740, 10320, 12384, 15480, 20640, 30960, 61920, 320647, 641294, 961941, 1282588, 1603235, 1923882, 2565176, 2885823, 3206470, 3847764, 4809705, 5130352, 5771646, 6412940, 7695528, 9619410, 10260704, 11543292, 12825880, 13787821, 14429115, 15391056, 19238820, 23086584, 25651760, 27575642, 28858230, 30782112, 38477640, 41363463, 46173168, 51303520, 55151284, 57716460, 68939105, 76955280, 82726926, 92346336, 110302568, 115432920, 124090389, 137878210, 153910560, 165453852, 206817315, 220605136, 230865840, 248180778, 275756420, 330907704, 413634630, 441210272, 461731680, 496361556, 551512840, 620451945, 661815408, 827269260, 992723112, 1103025680, 1240903890, 1323630816, 1654538520, 1985446224, 2206051360, 2481807780, 3309077040, 3970892448, 4963615560, 6618154080, 9927231120, 19854462240]

約数ペア:

[(1, 19854462240), (2, 9927231120), (3, 6618154080), (4, 4963615560), (5, 3970892448), (6, 3309077040), (8, 2481807780), (9, 2206051360), (10, 1985446224), (12, 1654538520), (15, 1323630816), (16, 1240903890), (18, 1103025680), (20, 992723112), (24, 827269260), (30, 661815408), (32, 620451945), (36, 551512840), (40, 496361556), (43, 461731680), (45, 441210272), (48, 413634630), (60, 330907704), (72, 275756420), (80, 248180778), (86, 230865840), (90, 220605136), (96, 206817315), (120, 165453852), (129, 153910560), (144, 137878210), (160, 124090389), (172, 115432920), (180, 110302568), (215, 92346336), (240, 82726926), (258, 76955280), (288, 68939105), (344, 57716460), (360, 55151284), (387, 51303520), (430, 46173168), (480, 41363463), (516, 38477640), (645, 30782112), (688, 28858230), (720, 27575642), (774, 25651760), (860, 23086584), (1032, 19238820), (1290, 15391056), (1376, 14429115), (1440, 13787821), (1548, 12825880), (1720, 11543292), (1935, 10260704), (2064, 9619410), (2580, 7695528), (3096, 6412940), (3440, 5771646), (3870, 5130352), (4128, 4809705), (5160, 3847764), (6192, 3206470), (6880, 2885823), (7740, 2565176), (10320, 1923882), (12384, 1603235), (15480, 1282588), (20640, 961941), (30960, 641294), (61920, 320647)]