918117360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{997}}^1\times {\mathrm{1279}}^1$

素因数の和:2295

約数の個数: 120

約数和(自身を含む): 3088849920

約数和(自身を除く): 2170732560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 997, 1279, 1994, 2558, 2991, 3837, 3988, 4985, 5116, 5982, 6395, 7674, 7976, 8973, 9970, 10232, 11511, 11964, 12790, 14955, 15348, 15952, 17946, 19185, 19940, 20464, 23022, 23928, 25580, 29910, 30696, 35892, 38370, 39880, 44865, 46044, 47856, 51160, 57555, 59820, 61392, 71784, 76740, 79760, 89730, 92088, 102320, 115110, 119640, 143568, 153480, 179460, 184176, 230220, 239280, 306960, 358920, 460440, 717840, 920880, 1275163, 2550326, 3825489, 5100652, 6375815, 7650978, 10201304, 11476467, 12751630, 15301956, 19127445, 20402608, 22952934, 25503260, 30603912, 38254890, 45905868, 51006520, 57382335, 61207824, 76509780, 91811736, 102013040, 114764670, 153019560, 183623472, 229529340, 306039120, 459058680, 918117360]

約数ペア:

[(1, 918117360), (2, 459058680), (3, 306039120), (4, 229529340), (5, 183623472), (6, 153019560), (8, 114764670), (9, 102013040), (10, 91811736), (12, 76509780), (15, 61207824), (16, 57382335), (18, 51006520), (20, 45905868), (24, 38254890), (30, 30603912), (36, 25503260), (40, 22952934), (45, 20402608), (48, 19127445), (60, 15301956), (72, 12751630), (80, 11476467), (90, 10201304), (120, 7650978), (144, 6375815), (180, 5100652), (240, 3825489), (360, 2550326), (720, 1275163), (997, 920880), (1279, 717840), (1994, 460440), (2558, 358920), (2991, 306960), (3837, 239280), (3988, 230220), (4985, 184176), (5116, 179460), (5982, 153480), (6395, 143568), (7674, 119640), (7976, 115110), (8973, 102320), (9970, 92088), (10232, 89730), (11511, 79760), (11964, 76740), (12790, 71784), (14955, 61392), (15348, 59820), (15952, 57555), (17946, 51160), (19185, 47856), (19940, 46044), (20464, 44865), (23022, 39880), (23928, 38370), (25580, 35892), (29910, 30696)]