291978720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18433}}^1$

素因数の和:18465

約数の個数: 144

約数和(自身を含む): 1087016112

約数和(自身を除く): 795037392

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 990, 1056, 1320, 1440, 1584, 1760, 1980, 2640, 3168, 3960, 5280, 7920, 15840, 18433, 36866, 55299, 73732, 92165, 110598, 147464, 165897, 184330, 202763, 221196, 276495, 294928, 331794, 368660, 405526, 442392, 552990, 589856, 608289, 663588, 737320, 811052, 829485, 884784, 1013815, 1105980, 1216578, 1327176, 1474640, 1622104, 1658970, 1769568, 1824867, 2027630, 2211960, 2433156, 2654352, 2949280, 3041445, 3244208, 3317940, 3649734, 4055260, 4423920, 4866312, 5308704, 6082890, 6488416, 6635880, 7299468, 8110520, 8847840, 9124335, 9732624, 12165780, 13271760, 14598936, 16221040, 18248670, 19465248, 24331560, 26543520, 29197872, 32442080, 36497340, 48663120, 58395744, 72994680, 97326240, 145989360, 291978720]

約数ペア:

[(1, 291978720), (2, 145989360), (3, 97326240), (4, 72994680), (5, 58395744), (6, 48663120), (8, 36497340), (9, 32442080), (10, 29197872), (11, 26543520), (12, 24331560), (15, 19465248), (16, 18248670), (18, 16221040), (20, 14598936), (22, 13271760), (24, 12165780), (30, 9732624), (32, 9124335), (33, 8847840), (36, 8110520), (40, 7299468), (44, 6635880), (45, 6488416), (48, 6082890), (55, 5308704), (60, 4866312), (66, 4423920), (72, 4055260), (80, 3649734), (88, 3317940), (90, 3244208), (96, 3041445), (99, 2949280), (110, 2654352), (120, 2433156), (132, 2211960), (144, 2027630), (160, 1824867), (165, 1769568), (176, 1658970), (180, 1622104), (198, 1474640), (220, 1327176), (240, 1216578), (264, 1105980), (288, 1013815), (330, 884784), (352, 829485), (360, 811052), (396, 737320), (440, 663588), (480, 608289), (495, 589856), (528, 552990), (660, 442392), (720, 405526), (792, 368660), (880, 331794), (990, 294928), (1056, 276495), (1320, 221196), (1440, 202763), (1584, 184330), (1760, 165897), (1980, 147464), (2640, 110598), (3168, 92165), (3960, 73732), (5280, 55299), (7920, 36866), (15840, 18433)]