311387976

素因数分解:

$2^3\times 3^6\times {\mathrm{107}}^1\times {\mathrm{499}}^1$

素因数の和:630

約数の個数: 112

約数和(自身を含む): 885330000

約数和(自身を除く): 573942024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 107, 108, 162, 214, 216, 243, 321, 324, 428, 486, 499, 642, 648, 729, 856, 963, 972, 998, 1284, 1458, 1497, 1926, 1944, 1996, 2568, 2889, 2916, 2994, 3852, 3992, 4491, 5778, 5832, 5988, 7704, 8667, 8982, 11556, 11976, 13473, 17334, 17964, 23112, 26001, 26946, 34668, 35928, 40419, 52002, 53393, 53892, 69336, 78003, 80838, 104004, 106786, 107784, 121257, 156006, 160179, 161676, 208008, 213572, 242514, 312012, 320358, 323352, 363771, 427144, 480537, 485028, 624024, 640716, 727542, 961074, 970056, 1281432, 1441611, 1455084, 1922148, 2883222, 2910168, 3844296, 4324833, 5766444, 8649666, 11532888, 12974499, 17299332, 25948998, 34598664, 38923497, 51897996, 77846994, 103795992, 155693988, 311387976]

約数ペア:

[(1, 311387976), (2, 155693988), (3, 103795992), (4, 77846994), (6, 51897996), (8, 38923497), (9, 34598664), (12, 25948998), (18, 17299332), (24, 12974499), (27, 11532888), (36, 8649666), (54, 5766444), (72, 4324833), (81, 3844296), (107, 2910168), (108, 2883222), (162, 1922148), (214, 1455084), (216, 1441611), (243, 1281432), (321, 970056), (324, 961074), (428, 727542), (486, 640716), (499, 624024), (642, 485028), (648, 480537), (729, 427144), (856, 363771), (963, 323352), (972, 320358), (998, 312012), (1284, 242514), (1458, 213572), (1497, 208008), (1926, 161676), (1944, 160179), (1996, 156006), (2568, 121257), (2889, 107784), (2916, 106786), (2994, 104004), (3852, 80838), (3992, 78003), (4491, 69336), (5778, 53892), (5832, 53393), (5988, 52002), (7704, 40419), (8667, 35928), (8982, 34668), (11556, 26946), (11976, 26001), (13473, 23112), (17334, 17964)]