79997280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:277

約数の個数: 192

約数和(自身を含む): 279417600

約数和(自身を除く): 199420320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 109, 110, 120, 132, 139, 160, 165, 176, 218, 220, 240, 264, 278, 327, 330, 352, 417, 436, 440, 480, 528, 545, 556, 654, 660, 695, 834, 872, 880, 1056, 1090, 1112, 1199, 1308, 1320, 1390, 1529, 1635, 1668, 1744, 1760, 2085, 2180, 2224, 2398, 2616, 2640, 2780, 3058, 3270, 3336, 3488, 3597, 4170, 4360, 4448, 4587, 4796, 5232, 5280, 5560, 5995, 6116, 6540, 6672, 7194, 7645, 8340, 8720, 9174, 9592, 10464, 11120, 11990, 12232, 13080, 13344, 14388, 15151, 15290, 16680, 17440, 17985, 18348, 19184, 22240, 22935, 23980, 24464, 26160, 28776, 30302, 30580, 33360, 35970, 36696, 38368, 45453, 45870, 47960, 48928, 52320, 57552, 60604, 61160, 66720, 71940, 73392, 75755, 90906, 91740, 95920, 115104, 121208, 122320, 143880, 146784, 151510, 166661, 181812, 183480, 191840, 227265, 242416, 244640, 287760, 303020, 333322, 363624, 366960, 454530, 484832, 499983, 575520, 606040, 666644, 727248, 733920, 833305, 909060, 999966, 1212080, 1333288, 1454496, 1666610, 1818120, 1999932, 2424160, 2499915, 2666576, 3333220, 3636240, 3999864, 4999830, 5333152, 6666440, 7272480, 7999728, 9999660, 13332880, 15999456, 19999320, 26665760, 39998640, 79997280]

約数ペア:

[(1, 79997280), (2, 39998640), (3, 26665760), (4, 19999320), (5, 15999456), (6, 13332880), (8, 9999660), (10, 7999728), (11, 7272480), (12, 6666440), (15, 5333152), (16, 4999830), (20, 3999864), (22, 3636240), (24, 3333220), (30, 2666576), (32, 2499915), (33, 2424160), (40, 1999932), (44, 1818120), (48, 1666610), (55, 1454496), (60, 1333288), (66, 1212080), (80, 999966), (88, 909060), (96, 833305), (109, 733920), (110, 727248), (120, 666644), (132, 606040), (139, 575520), (160, 499983), (165, 484832), (176, 454530), (218, 366960), (220, 363624), (240, 333322), (264, 303020), (278, 287760), (327, 244640), (330, 242416), (352, 227265), (417, 191840), (436, 183480), (440, 181812), (480, 166661), (528, 151510), (545, 146784), (556, 143880), (654, 122320), (660, 121208), (695, 115104), (834, 95920), (872, 91740), (880, 90906), (1056, 75755), (1090, 73392), (1112, 71940), (1199, 66720), (1308, 61160), (1320, 60604), (1390, 57552), (1529, 52320), (1635, 48928), (1668, 47960), (1744, 45870), (1760, 45453), (2085, 38368), (2180, 36696), (2224, 35970), (2398, 33360), (2616, 30580), (2640, 30302), (2780, 28776), (3058, 26160), (3270, 24464), (3336, 23980), (3488, 22935), (3597, 22240), (4170, 19184), (4360, 18348), (4448, 17985), (4587, 17440), (4796, 16680), (5232, 15290), (5280, 15151), (5560, 14388), (5995, 13344), (6116, 13080), (6540, 12232), (6672, 11990), (7194, 11120), (7645, 10464), (8340, 9592), (8720, 9174)]