123708420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1453}}^1$

素因数の和:1522

約数の個数: 144

約数和(自身を含む): 419170752

約数和(自身を除く): 295462332

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, 1453, 1548, 1892, 1935, 1980, 2365, 2580, 2838, 2906, 3870, 4257, 4359, 4730, 5676, 5812, 7095, 7265, 7740, 8514, 8718, 9460, 13077, 14190, 14530, 15983, 17028, 17436, 21285, 21795, 26154, 28380, 29060, 31966, 42570, 43590, 47949, 52308, 62479, 63932, 65385, 79915, 85140, 87180, 95898, 124958, 130770, 143847, 159830, 187437, 191796, 239745, 249916, 261540, 287694, 312395, 319660, 374874, 479490, 562311, 575388, 624790, 687269, 719235, 749748, 937185, 958980, 1124622, 1249580, 1374538, 1438470, 1874370, 2061807, 2249244, 2749076, 2811555, 2876940, 3436345, 3748740, 4123614, 5623110, 6185421, 6872690, 8247228, 10309035, 11246220, 12370842, 13745380, 20618070, 24741684, 30927105, 41236140, 61854210, 123708420]

約数ペア:

[(1, 123708420), (2, 61854210), (3, 41236140), (4, 30927105), (5, 24741684), (6, 20618070), (9, 13745380), (10, 12370842), (11, 11246220), (12, 10309035), (15, 8247228), (18, 6872690), (20, 6185421), (22, 5623110), (30, 4123614), (33, 3748740), (36, 3436345), (43, 2876940), (44, 2811555), (45, 2749076), (55, 2249244), (60, 2061807), (66, 1874370), (86, 1438470), (90, 1374538), (99, 1249580), (110, 1124622), (129, 958980), (132, 937185), (165, 749748), (172, 719235), (180, 687269), (198, 624790), (215, 575388), (220, 562311), (258, 479490), (330, 374874), (387, 319660), (396, 312395), (430, 287694), (473, 261540), (495, 249916), (516, 239745), (645, 191796), (660, 187437), (774, 159830), (860, 143847), (946, 130770), (990, 124958), (1290, 95898), (1419, 87180), (1453, 85140), (1548, 79915), (1892, 65385), (1935, 63932), (1980, 62479), (2365, 52308), (2580, 47949), (2838, 43590), (2906, 42570), (3870, 31966), (4257, 29060), (4359, 28380), (4730, 26154), (5676, 21795), (5812, 21285), (7095, 17436), (7265, 17028), (7740, 15983), (8514, 14530), (8718, 14190), (9460, 13077)]