18012960

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{1787}}^1$

素因数の和:1815

約数の個数: 144

約数和(自身を含む): 70289856

約数和(自身を除く): 52276896

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 1787, 2016, 2520, 3360, 3574, 5040, 5361, 7148, 8935, 10080, 10722, 12509, 14296, 16083, 17870, 21444, 25018, 26805, 28592, 32166, 35740, 37527, 42888, 50036, 53610, 57184, 62545, 64332, 71480, 75054, 80415, 85776, 100072, 107220, 112581, 125090, 128664, 142960, 150108, 160830, 171552, 187635, 200144, 214440, 225162, 250180, 257328, 285920, 300216, 321660, 375270, 400288, 428880, 450324, 500360, 514656, 562905, 600432, 643320, 750540, 857760, 900648, 1000720, 1125810, 1200864, 1286640, 1501080, 1801296, 2001440, 2251620, 2573280, 3002160, 3602592, 4503240, 6004320, 9006480, 18012960]

約数ペア:

[(1, 18012960), (2, 9006480), (3, 6004320), (4, 4503240), (5, 3602592), (6, 3002160), (7, 2573280), (8, 2251620), (9, 2001440), (10, 1801296), (12, 1501080), (14, 1286640), (15, 1200864), (16, 1125810), (18, 1000720), (20, 900648), (21, 857760), (24, 750540), (28, 643320), (30, 600432), (32, 562905), (35, 514656), (36, 500360), (40, 450324), (42, 428880), (45, 400288), (48, 375270), (56, 321660), (60, 300216), (63, 285920), (70, 257328), (72, 250180), (80, 225162), (84, 214440), (90, 200144), (96, 187635), (105, 171552), (112, 160830), (120, 150108), (126, 142960), (140, 128664), (144, 125090), (160, 112581), (168, 107220), (180, 100072), (210, 85776), (224, 80415), (240, 75054), (252, 71480), (280, 64332), (288, 62545), (315, 57184), (336, 53610), (360, 50036), (420, 42888), (480, 37527), (504, 35740), (560, 32166), (630, 28592), (672, 26805), (720, 25018), (840, 21444), (1008, 17870), (1120, 16083), (1260, 14296), (1440, 12509), (1680, 10722), (1787, 10080), (2016, 8935), (2520, 7148), (3360, 5361), (3574, 5040)]