172578780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2027}}^1$

素因数の和:2096

約数の個数: 144

約数和(自身を含む): 584648064

約数和(自身を除く): 412069284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 43, 44, 45, 55, 60, 66, 86, 90, 99, 110, 129, 132, 165, 172, 180, 198, 215, 220, 258, 330, 387, 396, 430, 473, 495, 516, 645, 660, 774, 860, 946, 990, 1290, 1419, 1548, 1892, 1935, 1980, 2027, 2365, 2580, 2838, 3870, 4054, 4257, 4730, 5676, 6081, 7095, 7740, 8108, 8514, 9460, 10135, 12162, 14190, 17028, 18243, 20270, 21285, 22297, 24324, 28380, 30405, 36486, 40540, 42570, 44594, 60810, 66891, 72972, 85140, 87161, 89188, 91215, 111485, 121620, 133782, 174322, 182430, 200673, 222970, 261483, 267564, 334455, 348644, 364860, 401346, 435805, 445940, 522966, 668910, 784449, 802692, 871610, 958771, 1003365, 1045932, 1307415, 1337820, 1568898, 1743220, 1917542, 2006730, 2614830, 2876313, 3137796, 3835084, 3922245, 4013460, 4793855, 5229660, 5752626, 7844490, 8628939, 9587710, 11505252, 14381565, 15688980, 17257878, 19175420, 28763130, 34515756, 43144695, 57526260, 86289390, 172578780]

約数ペア:

[(1, 172578780), (2, 86289390), (3, 57526260), (4, 43144695), (5, 34515756), (6, 28763130), (9, 19175420), (10, 17257878), (11, 15688980), (12, 14381565), (15, 11505252), (18, 9587710), (20, 8628939), (22, 7844490), (30, 5752626), (33, 5229660), (36, 4793855), (43, 4013460), (44, 3922245), (45, 3835084), (55, 3137796), (60, 2876313), (66, 2614830), (86, 2006730), (90, 1917542), (99, 1743220), (110, 1568898), (129, 1337820), (132, 1307415), (165, 1045932), (172, 1003365), (180, 958771), (198, 871610), (215, 802692), (220, 784449), (258, 668910), (330, 522966), (387, 445940), (396, 435805), (430, 401346), (473, 364860), (495, 348644), (516, 334455), (645, 267564), (660, 261483), (774, 222970), (860, 200673), (946, 182430), (990, 174322), (1290, 133782), (1419, 121620), (1548, 111485), (1892, 91215), (1935, 89188), (1980, 87161), (2027, 85140), (2365, 72972), (2580, 66891), (2838, 60810), (3870, 44594), (4054, 42570), (4257, 40540), (4730, 36486), (5676, 30405), (6081, 28380), (7095, 24324), (7740, 22297), (8108, 21285), (8514, 20270), (9460, 18243), (10135, 17028), (12162, 14190)]