180962640

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{421}}^1$

素因数の和:642

約数の個数: 160

約数和(自身を含む): 627936000

約数和(自身を除く): 446973360

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, 199, 216, 240, 270, 360, 398, 421, 432, 540, 597, 720, 796, 842, 995, 1080, 1194, 1263, 1592, 1684, 1791, 1990, 2105, 2160, 2388, 2526, 2985, 3184, 3368, 3582, 3789, 3980, 4210, 4776, 5052, 5373, 5970, 6315, 6736, 7164, 7578, 7960, 8420, 8955, 9552, 10104, 10746, 11367, 11940, 12630, 14328, 15156, 15920, 16840, 17910, 18945, 20208, 21492, 22734, 23880, 25260, 26865, 28656, 30312, 33680, 35820, 37890, 42984, 45468, 47760, 50520, 53730, 56835, 60624, 71640, 75780, 83779, 85968, 90936, 101040, 107460, 113670, 143280, 151560, 167558, 181872, 214920, 227340, 251337, 303120, 335116, 418895, 429840, 454680, 502674, 670232, 754011, 837790, 909360, 1005348, 1256685, 1340464, 1508022, 1675580, 2010696, 2262033, 2513370, 3016044, 3351160, 3770055, 4021392, 4524066, 5026740, 6032088, 6702320, 7540110, 9048132, 10053480, 11310165, 12064176, 15080220, 18096264, 20106960, 22620330, 30160440, 36192528, 45240660, 60320880, 90481320, 180962640]

約数ペア:

[(1, 180962640), (2, 90481320), (3, 60320880), (4, 45240660), (5, 36192528), (6, 30160440), (8, 22620330), (9, 20106960), (10, 18096264), (12, 15080220), (15, 12064176), (16, 11310165), (18, 10053480), (20, 9048132), (24, 7540110), (27, 6702320), (30, 6032088), (36, 5026740), (40, 4524066), (45, 4021392), (48, 3770055), (54, 3351160), (60, 3016044), (72, 2513370), (80, 2262033), (90, 2010696), (108, 1675580), (120, 1508022), (135, 1340464), (144, 1256685), (180, 1005348), (199, 909360), (216, 837790), (240, 754011), (270, 670232), (360, 502674), (398, 454680), (421, 429840), (432, 418895), (540, 335116), (597, 303120), (720, 251337), (796, 227340), (842, 214920), (995, 181872), (1080, 167558), (1194, 151560), (1263, 143280), (1592, 113670), (1684, 107460), (1791, 101040), (1990, 90936), (2105, 85968), (2160, 83779), (2388, 75780), (2526, 71640), (2985, 60624), (3184, 56835), (3368, 53730), (3582, 50520), (3789, 47760), (3980, 45468), (4210, 42984), (4776, 37890), (5052, 35820), (5373, 33680), (5970, 30312), (6315, 28656), (6736, 26865), (7164, 25260), (7578, 23880), (7960, 22734), (8420, 21492), (8955, 20208), (9552, 18945), (10104, 17910), (10746, 16840), (11367, 15920), (11940, 15156), (12630, 14328)]