231720120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{14969}}^1$

素因数の和:15029

約数の個数: 96

約数和(自身を含む): 770655600

約数和(自身を除く): 538935480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 60, 72, 86, 90, 120, 129, 172, 180, 215, 258, 344, 360, 387, 430, 516, 645, 774, 860, 1032, 1290, 1548, 1720, 1935, 2580, 3096, 3870, 5160, 7740, 14969, 15480, 29938, 44907, 59876, 74845, 89814, 119752, 134721, 149690, 179628, 224535, 269442, 299380, 359256, 449070, 538884, 598760, 643667, 673605, 898140, 1077768, 1287334, 1347210, 1796280, 1931001, 2574668, 2694420, 3218335, 3862002, 5149336, 5388840, 5793003, 6436670, 7724004, 9655005, 11586006, 12873340, 15448008, 19310010, 23172012, 25746680, 28965015, 38620020, 46344024, 57930030, 77240040, 115860060, 231720120]

約数ペア:

[(1, 231720120), (2, 115860060), (3, 77240040), (4, 57930030), (5, 46344024), (6, 38620020), (8, 28965015), (9, 25746680), (10, 23172012), (12, 19310010), (15, 15448008), (18, 12873340), (20, 11586006), (24, 9655005), (30, 7724004), (36, 6436670), (40, 5793003), (43, 5388840), (45, 5149336), (60, 3862002), (72, 3218335), (86, 2694420), (90, 2574668), (120, 1931001), (129, 1796280), (172, 1347210), (180, 1287334), (215, 1077768), (258, 898140), (344, 673605), (360, 643667), (387, 598760), (430, 538884), (516, 449070), (645, 359256), (774, 299380), (860, 269442), (1032, 224535), (1290, 179628), (1548, 149690), (1720, 134721), (1935, 119752), (2580, 89814), (3096, 74845), (3870, 59876), (5160, 44907), (7740, 29938), (14969, 15480)]