312458580

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{631}}^1$

素因数の和:787

約数の個数: 192

約数和(自身を含む): 1121218560

約数和(自身を除く): 808759980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 131, 135, 140, 180, 189, 210, 252, 262, 270, 315, 378, 393, 420, 524, 540, 630, 631, 655, 756, 786, 917, 945, 1179, 1260, 1262, 1310, 1572, 1834, 1890, 1893, 1965, 2358, 2524, 2620, 2751, 3155, 3537, 3668, 3780, 3786, 3930, 4417, 4585, 4716, 5502, 5679, 5895, 6310, 7074, 7572, 7860, 8253, 8834, 9170, 9465, 11004, 11358, 11790, 12620, 13251, 13755, 14148, 16506, 17037, 17668, 17685, 18340, 18930, 22085, 22716, 23580, 24759, 26502, 27510, 28395, 33012, 34074, 35370, 37860, 39753, 41265, 44170, 49518, 53004, 55020, 56790, 66255, 68148, 70740, 79506, 82530, 82661, 85185, 88340, 99036, 113580, 119259, 123795, 132510, 159012, 165060, 165322, 170370, 198765, 238518, 247590, 247983, 265020, 330644, 340740, 397530, 413305, 477036, 495180, 495966, 578627, 596295, 743949, 795060, 826610, 991932, 1157254, 1192590, 1239915, 1487898, 1653220, 1735881, 2231847, 2314508, 2385180, 2479830, 2893135, 2975796, 3471762, 3719745, 4463694, 4959660, 5207643, 5786270, 6943524, 7439490, 8679405, 8927388, 10415286, 11159235, 11572540, 14878980, 15622929, 17358810, 20830572, 22318470, 26038215, 31245858, 34717620, 44636940, 52076430, 62491716, 78114645, 104152860, 156229290, 312458580]

約数ペア:

[(1, 312458580), (2, 156229290), (3, 104152860), (4, 78114645), (5, 62491716), (6, 52076430), (7, 44636940), (9, 34717620), (10, 31245858), (12, 26038215), (14, 22318470), (15, 20830572), (18, 17358810), (20, 15622929), (21, 14878980), (27, 11572540), (28, 11159235), (30, 10415286), (35, 8927388), (36, 8679405), (42, 7439490), (45, 6943524), (54, 5786270), (60, 5207643), (63, 4959660), (70, 4463694), (84, 3719745), (90, 3471762), (105, 2975796), (108, 2893135), (126, 2479830), (131, 2385180), (135, 2314508), (140, 2231847), (180, 1735881), (189, 1653220), (210, 1487898), (252, 1239915), (262, 1192590), (270, 1157254), (315, 991932), (378, 826610), (393, 795060), (420, 743949), (524, 596295), (540, 578627), (630, 495966), (631, 495180), (655, 477036), (756, 413305), (786, 397530), (917, 340740), (945, 330644), (1179, 265020), (1260, 247983), (1262, 247590), (1310, 238518), (1572, 198765), (1834, 170370), (1890, 165322), (1893, 165060), (1965, 159012), (2358, 132510), (2524, 123795), (2620, 119259), (2751, 113580), (3155, 99036), (3537, 88340), (3668, 85185), (3780, 82661), (3786, 82530), (3930, 79506), (4417, 70740), (4585, 68148), (4716, 66255), (5502, 56790), (5679, 55020), (5895, 53004), (6310, 49518), (7074, 44170), (7572, 41265), (7860, 39753), (8253, 37860), (8834, 35370), (9170, 34074), (9465, 33012), (11004, 28395), (11358, 27510), (11790, 26502), (12620, 24759), (13251, 23580), (13755, 22716), (14148, 22085), (16506, 18930), (17037, 18340), (17668, 17685)]