18360720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{3643}}^1$

素因数の和:3669

約数の個数: 120

約数和(自身を含む): 70489536

約数和(自身を除く): 52128816

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 3643, 5040, 7286, 10929, 14572, 18215, 21858, 25501, 29144, 32787, 36430, 43716, 51002, 54645, 58288, 65574, 72860, 76503, 87432, 102004, 109290, 127505, 131148, 145720, 153006, 163935, 174864, 204008, 218580, 229509, 255010, 262296, 291440, 306012, 327870, 382515, 408016, 437160, 459018, 510020, 524592, 612024, 655740, 765030, 874320, 918036, 1020040, 1147545, 1224048, 1311480, 1530060, 1836072, 2040080, 2295090, 2622960, 3060120, 3672144, 4590180, 6120240, 9180360, 18360720]

約数ペア:

[(1, 18360720), (2, 9180360), (3, 6120240), (4, 4590180), (5, 3672144), (6, 3060120), (7, 2622960), (8, 2295090), (9, 2040080), (10, 1836072), (12, 1530060), (14, 1311480), (15, 1224048), (16, 1147545), (18, 1020040), (20, 918036), (21, 874320), (24, 765030), (28, 655740), (30, 612024), (35, 524592), (36, 510020), (40, 459018), (42, 437160), (45, 408016), (48, 382515), (56, 327870), (60, 306012), (63, 291440), (70, 262296), (72, 255010), (80, 229509), (84, 218580), (90, 204008), (105, 174864), (112, 163935), (120, 153006), (126, 145720), (140, 131148), (144, 127505), (168, 109290), (180, 102004), (210, 87432), (240, 76503), (252, 72860), (280, 65574), (315, 58288), (336, 54645), (360, 51002), (420, 43716), (504, 36430), (560, 32787), (630, 29144), (720, 25501), (840, 21858), (1008, 18215), (1260, 14572), (1680, 10929), (2520, 7286), (3643, 5040)]