18348156720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{20177}}^1$

素因数の和:20620

約数の個数: 160

約数和(自身を含む): 63352463040

約数和(自身を除く): 45004306320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 421, 432, 540, 720, 842, 1080, 1263, 1684, 2105, 2160, 2526, 3368, 3789, 4210, 5052, 6315, 6736, 7578, 8420, 10104, 11367, 12630, 15156, 16840, 18945, 20177, 20208, 22734, 25260, 30312, 33680, 37890, 40354, 45468, 50520, 56835, 60531, 60624, 75780, 80708, 90936, 100885, 101040, 113670, 121062, 151560, 161416, 181593, 181872, 201770, 227340, 242124, 302655, 303120, 322832, 363186, 403540, 454680, 484248, 544779, 605310, 726372, 807080, 907965, 909360, 968496, 1089558, 1210620, 1452744, 1614160, 1815930, 2179116, 2421240, 2723895, 2905488, 3631860, 4358232, 4842480, 5447790, 7263720, 8494517, 8716464, 10895580, 14527440, 16989034, 21791160, 25483551, 33978068, 42472585, 43582320, 50967102, 67956136, 76450653, 84945170, 101934204, 127417755, 135912272, 152901306, 169890340, 203868408, 229351959, 254835510, 305802612, 339780680, 382253265, 407736816, 458703918, 509671020, 611605224, 679561360, 764506530, 917407836, 1019342040, 1146759795, 1223210448, 1529013060, 1834815672, 2038684080, 2293519590, 3058026120, 3669631344, 4587039180, 6116052240, 9174078360, 18348156720]

約数ペア:

[(1, 18348156720), (2, 9174078360), (3, 6116052240), (4, 4587039180), (5, 3669631344), (6, 3058026120), (8, 2293519590), (9, 2038684080), (10, 1834815672), (12, 1529013060), (15, 1223210448), (16, 1146759795), (18, 1019342040), (20, 917407836), (24, 764506530), (27, 679561360), (30, 611605224), (36, 509671020), (40, 458703918), (45, 407736816), (48, 382253265), (54, 339780680), (60, 305802612), (72, 254835510), (80, 229351959), (90, 203868408), (108, 169890340), (120, 152901306), (135, 135912272), (144, 127417755), (180, 101934204), (216, 84945170), (240, 76450653), (270, 67956136), (360, 50967102), (421, 43582320), (432, 42472585), (540, 33978068), (720, 25483551), (842, 21791160), (1080, 16989034), (1263, 14527440), (1684, 10895580), (2105, 8716464), (2160, 8494517), (2526, 7263720), (3368, 5447790), (3789, 4842480), (4210, 4358232), (5052, 3631860), (6315, 2905488), (6736, 2723895), (7578, 2421240), (8420, 2179116), (10104, 1815930), (11367, 1614160), (12630, 1452744), (15156, 1210620), (16840, 1089558), (18945, 968496), (20177, 909360), (20208, 907965), (22734, 807080), (25260, 726372), (30312, 605310), (33680, 544779), (37890, 484248), (40354, 454680), (45468, 403540), (50520, 363186), (56835, 322832), (60531, 303120), (60624, 302655), (75780, 242124), (80708, 227340), (90936, 201770), (100885, 181872), (101040, 181593), (113670, 161416), (121062, 151560)]