18450180

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{1627}}^1$

素因数の和:1655

約数の個数: 120

約数和(自身を含む): 66187968

約数和(自身を除く): 47737788

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, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1627, 1890, 2268, 2835, 3254, 3780, 4881, 5670, 6508, 8135, 9762, 11340, 11389, 14643, 16270, 19524, 22778, 24405, 29286, 32540, 34167, 43929, 45556, 48810, 56945, 58572, 68334, 73215, 87858, 97620, 102501, 113890, 131787, 136668, 146430, 170835, 175716, 205002, 219645, 227780, 263574, 292860, 307503, 341670, 410004, 439290, 512505, 527148, 615006, 658935, 683340, 878580, 922509, 1025010, 1230012, 1317870, 1537515, 1845018, 2050020, 2635740, 3075030, 3690036, 4612545, 6150060, 9225090, 18450180]

約数ペア:

[(1, 18450180), (2, 9225090), (3, 6150060), (4, 4612545), (5, 3690036), (6, 3075030), (7, 2635740), (9, 2050020), (10, 1845018), (12, 1537515), (14, 1317870), (15, 1230012), (18, 1025010), (20, 922509), (21, 878580), (27, 683340), (28, 658935), (30, 615006), (35, 527148), (36, 512505), (42, 439290), (45, 410004), (54, 341670), (60, 307503), (63, 292860), (70, 263574), (81, 227780), (84, 219645), (90, 205002), (105, 175716), (108, 170835), (126, 146430), (135, 136668), (140, 131787), (162, 113890), (180, 102501), (189, 97620), (210, 87858), (252, 73215), (270, 68334), (315, 58572), (324, 56945), (378, 48810), (405, 45556), (420, 43929), (540, 34167), (567, 32540), (630, 29286), (756, 24405), (810, 22778), (945, 19524), (1134, 16270), (1260, 14643), (1620, 11389), (1627, 11340), (1890, 9762), (2268, 8135), (2835, 6508), (3254, 5670), (3780, 4881)]