253812480

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{421}}^1$

素因数の和:602

約数の個数: 144

約数和(自身を含む): 817714464

約数和(自身を除く): 563901984

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 157, 160, 192, 240, 256, 314, 320, 384, 421, 471, 480, 628, 640, 768, 785, 842, 942, 960, 1256, 1263, 1280, 1570, 1684, 1884, 1920, 2105, 2355, 2512, 2526, 3140, 3368, 3768, 3840, 4210, 4710, 5024, 5052, 6280, 6315, 6736, 7536, 8420, 9420, 10048, 10104, 12560, 12630, 13472, 15072, 16840, 18840, 20096, 20208, 25120, 25260, 26944, 30144, 33680, 37680, 40192, 40416, 50240, 50520, 53888, 60288, 66097, 67360, 75360, 80832, 100480, 101040, 107776, 120576, 132194, 134720, 150720, 161664, 198291, 200960, 202080, 264388, 269440, 301440, 323328, 330485, 396582, 404160, 528776, 538880, 602880, 660970, 793164, 808320, 991455, 1057552, 1321940, 1586328, 1616640, 1982910, 2115104, 2643880, 3172656, 3965820, 4230208, 5287760, 6345312, 7931640, 8460416, 10575520, 12690624, 15863280, 16920832, 21151040, 25381248, 31726560, 42302080, 50762496, 63453120, 84604160, 126906240, 253812480]

約数ペア:

[(1, 253812480), (2, 126906240), (3, 84604160), (4, 63453120), (5, 50762496), (6, 42302080), (8, 31726560), (10, 25381248), (12, 21151040), (15, 16920832), (16, 15863280), (20, 12690624), (24, 10575520), (30, 8460416), (32, 7931640), (40, 6345312), (48, 5287760), (60, 4230208), (64, 3965820), (80, 3172656), (96, 2643880), (120, 2115104), (128, 1982910), (157, 1616640), (160, 1586328), (192, 1321940), (240, 1057552), (256, 991455), (314, 808320), (320, 793164), (384, 660970), (421, 602880), (471, 538880), (480, 528776), (628, 404160), (640, 396582), (768, 330485), (785, 323328), (842, 301440), (942, 269440), (960, 264388), (1256, 202080), (1263, 200960), (1280, 198291), (1570, 161664), (1684, 150720), (1884, 134720), (1920, 132194), (2105, 120576), (2355, 107776), (2512, 101040), (2526, 100480), (3140, 80832), (3368, 75360), (3768, 67360), (3840, 66097), (4210, 60288), (4710, 53888), (5024, 50520), (5052, 50240), (6280, 40416), (6315, 40192), (6736, 37680), (7536, 33680), (8420, 30144), (9420, 26944), (10048, 25260), (10104, 25120), (12560, 20208), (12630, 20096), (13472, 18840), (15072, 16840)]