255482640

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1$

素因数の和:367

約数の個数: 320

約数和(自身を含む): 1025886720

約数和(自身を除く): 770404080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 61, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 122, 126, 135, 140, 144, 168, 180, 183, 189, 210, 216, 240, 244, 252, 270, 277, 280, 305, 315, 336, 360, 366, 378, 420, 427, 432, 488, 504, 540, 549, 554, 560, 610, 630, 720, 732, 756, 831, 840, 854, 915, 945, 976, 1008, 1080, 1098, 1108, 1220, 1260, 1281, 1385, 1464, 1512, 1647, 1662, 1680, 1708, 1830, 1890, 1939, 2135, 2160, 2196, 2216, 2440, 2493, 2520, 2562, 2745, 2770, 2928, 3024, 3294, 3324, 3416, 3660, 3780, 3843, 3878, 4155, 4270, 4392, 4432, 4880, 4986, 5040, 5124, 5490, 5540, 5817, 6405, 6588, 6648, 6832, 7320, 7479, 7560, 7686, 7756, 8235, 8310, 8540, 8784, 9695, 9972, 10248, 10980, 11080, 11529, 11634, 12465, 12810, 13176, 13296, 14640, 14958, 15120, 15372, 15512, 16470, 16620, 16897, 17080, 17451, 19215, 19390, 19944, 20496, 21960, 22160, 23058, 23268, 24930, 25620, 26352, 29085, 29916, 30744, 31024, 32940, 33240, 33794, 34160, 34902, 37395, 38430, 38780, 39888, 43920, 46116, 46536, 49860, 50691, 51240, 52353, 57645, 58170, 59832, 61488, 65880, 66480, 67588, 69804, 74790, 76860, 77560, 84485, 87255, 92232, 93072, 99720, 101382, 102480, 104706, 115290, 116340, 118279, 119664, 131760, 135176, 139608, 149580, 152073, 153720, 155120, 168970, 174510, 184464, 199440, 202764, 209412, 230580, 232680, 236558, 253455, 261765, 270352, 279216, 299160, 304146, 307440, 337940, 349020, 354837, 405528, 418824, 456219, 461160, 465360, 473116, 506910, 523530, 591395, 598320, 608292, 675880, 698040, 709674, 760365, 811056, 837648, 912438, 922320, 946232, 1013820, 1047060, 1064511, 1182790, 1216584, 1351760, 1396080, 1419348, 1520730, 1774185, 1824876, 1892464, 2027640, 2094120, 2129022, 2281095, 2365580, 2433168, 2838696, 3041460, 3193533, 3548370, 3649752, 4055280, 4188240, 4258044, 4562190, 4731160, 5322555, 5677392, 6082920, 6387066, 7096740, 7299504, 8516088, 9124380, 9462320, 10645110, 12165840, 12774132, 14193480, 15967665, 17032176, 18248760, 21290220, 25548264, 28386960, 31935330, 36497520, 42580440, 51096528, 63870660, 85160880, 127741320, 255482640]

約数ペア:

[(1, 255482640), (2, 127741320), (3, 85160880), (4, 63870660), (5, 51096528), (6, 42580440), (7, 36497520), (8, 31935330), (9, 28386960), (10, 25548264), (12, 21290220), (14, 18248760), (15, 17032176), (16, 15967665), (18, 14193480), (20, 12774132), (21, 12165840), (24, 10645110), (27, 9462320), (28, 9124380), (30, 8516088), (35, 7299504), (36, 7096740), (40, 6387066), (42, 6082920), (45, 5677392), (48, 5322555), (54, 4731160), (56, 4562190), (60, 4258044), (61, 4188240), (63, 4055280), (70, 3649752), (72, 3548370), (80, 3193533), (84, 3041460), (90, 2838696), (105, 2433168), (108, 2365580), (112, 2281095), (120, 2129022), (122, 2094120), (126, 2027640), (135, 1892464), (140, 1824876), (144, 1774185), (168, 1520730), (180, 1419348), (183, 1396080), (189, 1351760), (210, 1216584), (216, 1182790), (240, 1064511), (244, 1047060), (252, 1013820), (270, 946232), (277, 922320), (280, 912438), (305, 837648), (315, 811056), (336, 760365), (360, 709674), (366, 698040), (378, 675880), (420, 608292), (427, 598320), (432, 591395), (488, 523530), (504, 506910), (540, 473116), (549, 465360), (554, 461160), (560, 456219), (610, 418824), (630, 405528), (720, 354837), (732, 349020), (756, 337940), (831, 307440), (840, 304146), (854, 299160), (915, 279216), (945, 270352), (976, 261765), (1008, 253455), (1080, 236558), (1098, 232680), (1108, 230580), (1220, 209412), (1260, 202764), (1281, 199440), (1385, 184464), (1464, 174510), (1512, 168970), (1647, 155120), (1662, 153720), (1680, 152073), (1708, 149580), (1830, 139608), (1890, 135176), (1939, 131760), (2135, 119664), (2160, 118279), (2196, 116340), (2216, 115290), (2440, 104706), (2493, 102480), (2520, 101382), (2562, 99720), (2745, 93072), (2770, 92232), (2928, 87255), (3024, 84485), (3294, 77560), (3324, 76860), (3416, 74790), (3660, 69804), (3780, 67588), (3843, 66480), (3878, 65880), (4155, 61488), (4270, 59832), (4392, 58170), (4432, 57645), (4880, 52353), (4986, 51240), (5040, 50691), (5124, 49860), (5490, 46536), (5540, 46116), (5817, 43920), (6405, 39888), (6588, 38780), (6648, 38430), (6832, 37395), (7320, 34902), (7479, 34160), (7560, 33794), (7686, 33240), (7756, 32940), (8235, 31024), (8310, 30744), (8540, 29916), (8784, 29085), (9695, 26352), (9972, 25620), (10248, 24930), (10980, 23268), (11080, 23058), (11529, 22160), (11634, 21960), (12465, 20496), (12810, 19944), (13176, 19390), (13296, 19215), (14640, 17451), (14958, 17080), (15120, 16897), (15372, 16620), (15512, 16470)]