71863920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{661}}^1$

素因数の和:831

約数の個数: 120

約数和(自身を含む): 243308832

約数和(自身を除く): 171444912

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 151, 180, 240, 302, 360, 453, 604, 661, 720, 755, 906, 1208, 1322, 1359, 1510, 1812, 1983, 2265, 2416, 2644, 2718, 3020, 3305, 3624, 3966, 4530, 5288, 5436, 5949, 6040, 6610, 6795, 7248, 7932, 9060, 9915, 10576, 10872, 11898, 12080, 13220, 13590, 15864, 18120, 19830, 21744, 23796, 26440, 27180, 29745, 31728, 36240, 39660, 47592, 52880, 54360, 59490, 79320, 95184, 99811, 108720, 118980, 158640, 199622, 237960, 299433, 399244, 475920, 499055, 598866, 798488, 898299, 998110, 1197732, 1497165, 1596976, 1796598, 1996220, 2395464, 2994330, 3593196, 3992440, 4491495, 4790928, 5988660, 7186392, 7984880, 8982990, 11977320, 14372784, 17965980, 23954640, 35931960, 71863920]

約数ペア:

[(1, 71863920), (2, 35931960), (3, 23954640), (4, 17965980), (5, 14372784), (6, 11977320), (8, 8982990), (9, 7984880), (10, 7186392), (12, 5988660), (15, 4790928), (16, 4491495), (18, 3992440), (20, 3593196), (24, 2994330), (30, 2395464), (36, 1996220), (40, 1796598), (45, 1596976), (48, 1497165), (60, 1197732), (72, 998110), (80, 898299), (90, 798488), (120, 598866), (144, 499055), (151, 475920), (180, 399244), (240, 299433), (302, 237960), (360, 199622), (453, 158640), (604, 118980), (661, 108720), (720, 99811), (755, 95184), (906, 79320), (1208, 59490), (1322, 54360), (1359, 52880), (1510, 47592), (1812, 39660), (1983, 36240), (2265, 31728), (2416, 29745), (2644, 27180), (2718, 26440), (3020, 23796), (3305, 21744), (3624, 19830), (3966, 18120), (4530, 15864), (5288, 13590), (5436, 13220), (5949, 12080), (6040, 11898), (6610, 10872), (6795, 10576), (7248, 9915), (7932, 9060)]