127800120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{431}}^1$

素因数の和:805

約数の個数: 128

約数和(自身を含む): 440432640

約数和(自身を除く): 312632520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 353, 420, 431, 706, 840, 862, 1059, 1293, 1412, 1724, 1765, 2118, 2155, 2471, 2586, 2824, 3017, 3448, 3530, 4236, 4310, 4942, 5172, 5295, 6034, 6465, 7060, 7413, 8472, 8620, 9051, 9884, 10344, 10590, 12068, 12355, 12930, 14120, 14826, 15085, 17240, 18102, 19768, 21180, 24136, 24710, 25860, 29652, 30170, 36204, 37065, 42360, 45255, 49420, 51720, 59304, 60340, 72408, 74130, 90510, 98840, 120680, 148260, 152143, 181020, 296520, 304286, 362040, 456429, 608572, 760715, 912858, 1065001, 1217144, 1521430, 1825716, 2130002, 2282145, 3042860, 3195003, 3651432, 4260004, 4564290, 5325005, 6085720, 6390006, 8520008, 9128580, 10650010, 12780012, 15975015, 18257160, 21300020, 25560024, 31950030, 42600040, 63900060, 127800120]

約数ペア:

[(1, 127800120), (2, 63900060), (3, 42600040), (4, 31950030), (5, 25560024), (6, 21300020), (7, 18257160), (8, 15975015), (10, 12780012), (12, 10650010), (14, 9128580), (15, 8520008), (20, 6390006), (21, 6085720), (24, 5325005), (28, 4564290), (30, 4260004), (35, 3651432), (40, 3195003), (42, 3042860), (56, 2282145), (60, 2130002), (70, 1825716), (84, 1521430), (105, 1217144), (120, 1065001), (140, 912858), (168, 760715), (210, 608572), (280, 456429), (353, 362040), (420, 304286), (431, 296520), (706, 181020), (840, 152143), (862, 148260), (1059, 120680), (1293, 98840), (1412, 90510), (1724, 74130), (1765, 72408), (2118, 60340), (2155, 59304), (2471, 51720), (2586, 49420), (2824, 45255), (3017, 42360), (3448, 37065), (3530, 36204), (4236, 30170), (4310, 29652), (4942, 25860), (5172, 24710), (5295, 24136), (6034, 21180), (6465, 19768), (7060, 18102), (7413, 17240), (8472, 15085), (8620, 14826), (9051, 14120), (9884, 12930), (10344, 12355), (10590, 12068)]