12120120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:405

約数の個数: 96

約数和(自身を含む): 39845520

約数和(自身を除く): 27725400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 131, 180, 257, 262, 360, 393, 514, 524, 655, 771, 786, 1028, 1048, 1179, 1285, 1310, 1542, 1572, 1965, 2056, 2313, 2358, 2570, 2620, 3084, 3144, 3855, 3930, 4626, 4716, 5140, 5240, 5895, 6168, 7710, 7860, 9252, 9432, 10280, 11565, 11790, 15420, 15720, 18504, 23130, 23580, 30840, 33667, 46260, 47160, 67334, 92520, 101001, 134668, 168335, 202002, 269336, 303003, 336670, 404004, 505005, 606006, 673340, 808008, 1010010, 1212012, 1346680, 1515015, 2020020, 2424024, 3030030, 4040040, 6060060, 12120120]

約数ペア:

[(1, 12120120), (2, 6060060), (3, 4040040), (4, 3030030), (5, 2424024), (6, 2020020), (8, 1515015), (9, 1346680), (10, 1212012), (12, 1010010), (15, 808008), (18, 673340), (20, 606006), (24, 505005), (30, 404004), (36, 336670), (40, 303003), (45, 269336), (60, 202002), (72, 168335), (90, 134668), (120, 101001), (131, 92520), (180, 67334), (257, 47160), (262, 46260), (360, 33667), (393, 30840), (514, 23580), (524, 23130), (655, 18504), (771, 15720), (786, 15420), (1028, 11790), (1048, 11565), (1179, 10280), (1285, 9432), (1310, 9252), (1542, 7860), (1572, 7710), (1965, 6168), (2056, 5895), (2313, 5240), (2358, 5140), (2570, 4716), (2620, 4626), (3084, 3930), (3144, 3855)]