221193720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{433}}^1$

素因数の和:507

約数の個数: 256

約数和(自身を含む): 824947200

約数和(自身を除く): 603753480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 43, 44, 45, 54, 55, 60, 66, 72, 86, 88, 90, 99, 108, 110, 120, 129, 132, 135, 165, 172, 180, 198, 215, 216, 220, 258, 264, 270, 297, 330, 344, 360, 387, 396, 430, 433, 440, 473, 495, 516, 540, 594, 645, 660, 774, 792, 860, 866, 946, 990, 1032, 1080, 1161, 1188, 1290, 1299, 1320, 1419, 1485, 1548, 1720, 1732, 1892, 1935, 1980, 2165, 2322, 2365, 2376, 2580, 2598, 2838, 2970, 3096, 3464, 3784, 3870, 3897, 3960, 4257, 4330, 4644, 4730, 4763, 5160, 5196, 5676, 5805, 5940, 6495, 7095, 7740, 7794, 8514, 8660, 9288, 9460, 9526, 10392, 11352, 11610, 11691, 11880, 12771, 12990, 14190, 14289, 15480, 15588, 17028, 17320, 18619, 18920, 19052, 19485, 21285, 23220, 23382, 23815, 25542, 25980, 28380, 28578, 31176, 34056, 37238, 38104, 38970, 42570, 42867, 46440, 46764, 47630, 51084, 51960, 55857, 56760, 57156, 58455, 63855, 71445, 74476, 77940, 85140, 85734, 93095, 93528, 95260, 102168, 111714, 114312, 116910, 127710, 128601, 142890, 148952, 155880, 167571, 170280, 171468, 186190, 190520, 204809, 214335, 223428, 233820, 255420, 257202, 279285, 285780, 335142, 342936, 372380, 409618, 428670, 446856, 467640, 502713, 510840, 514404, 558570, 571560, 614427, 643005, 670284, 744760, 819236, 837855, 857340, 1005426, 1024045, 1028808, 1117140, 1228854, 1286010, 1340568, 1638472, 1675710, 1714680, 1843281, 2010852, 2048090, 2234280, 2457708, 2513565, 2572020, 3072135, 3351420, 3686562, 4021704, 4096180, 4915416, 5027130, 5144040, 5529843, 6144270, 6702840, 7373124, 8192360, 9216405, 10054260, 11059686, 12288540, 14746248, 18432810, 20108520, 22119372, 24577080, 27649215, 36865620, 44238744, 55298430, 73731240, 110596860, 221193720]

約数ペア:

[(1, 221193720), (2, 110596860), (3, 73731240), (4, 55298430), (5, 44238744), (6, 36865620), (8, 27649215), (9, 24577080), (10, 22119372), (11, 20108520), (12, 18432810), (15, 14746248), (18, 12288540), (20, 11059686), (22, 10054260), (24, 9216405), (27, 8192360), (30, 7373124), (33, 6702840), (36, 6144270), (40, 5529843), (43, 5144040), (44, 5027130), (45, 4915416), (54, 4096180), (55, 4021704), (60, 3686562), (66, 3351420), (72, 3072135), (86, 2572020), (88, 2513565), (90, 2457708), (99, 2234280), (108, 2048090), (110, 2010852), (120, 1843281), (129, 1714680), (132, 1675710), (135, 1638472), (165, 1340568), (172, 1286010), (180, 1228854), (198, 1117140), (215, 1028808), (216, 1024045), (220, 1005426), (258, 857340), (264, 837855), (270, 819236), (297, 744760), (330, 670284), (344, 643005), (360, 614427), (387, 571560), (396, 558570), (430, 514404), (433, 510840), (440, 502713), (473, 467640), (495, 446856), (516, 428670), (540, 409618), (594, 372380), (645, 342936), (660, 335142), (774, 285780), (792, 279285), (860, 257202), (866, 255420), (946, 233820), (990, 223428), (1032, 214335), (1080, 204809), (1161, 190520), (1188, 186190), (1290, 171468), (1299, 170280), (1320, 167571), (1419, 155880), (1485, 148952), (1548, 142890), (1720, 128601), (1732, 127710), (1892, 116910), (1935, 114312), (1980, 111714), (2165, 102168), (2322, 95260), (2365, 93528), (2376, 93095), (2580, 85734), (2598, 85140), (2838, 77940), (2970, 74476), (3096, 71445), (3464, 63855), (3784, 58455), (3870, 57156), (3897, 56760), (3960, 55857), (4257, 51960), (4330, 51084), (4644, 47630), (4730, 46764), (4763, 46440), (5160, 42867), (5196, 42570), (5676, 38970), (5805, 38104), (5940, 37238), (6495, 34056), (7095, 31176), (7740, 28578), (7794, 28380), (8514, 25980), (8660, 25542), (9288, 23815), (9460, 23382), (9526, 23220), (10392, 21285), (11352, 19485), (11610, 19052), (11691, 18920), (11880, 18619), (12771, 17320), (12990, 17028), (14190, 15588), (14289, 15480)]