291626440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:276

約数の個数: 192

約数和(自身を含む): 827366400

約数和(自身を除く): 535739960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 41, 49, 56, 70, 76, 82, 95, 98, 133, 140, 152, 164, 190, 191, 196, 205, 245, 266, 280, 287, 328, 380, 382, 392, 410, 490, 532, 574, 665, 760, 764, 779, 820, 931, 955, 980, 1064, 1148, 1330, 1337, 1435, 1528, 1558, 1640, 1862, 1910, 1960, 2009, 2296, 2660, 2674, 2870, 3116, 3629, 3724, 3820, 3895, 4018, 4655, 5320, 5348, 5453, 5740, 6232, 6685, 7258, 7448, 7640, 7790, 7831, 8036, 9310, 9359, 10045, 10696, 10906, 11480, 13370, 14516, 15580, 15662, 16072, 18145, 18620, 18718, 20090, 21812, 25403, 26740, 27265, 29032, 31160, 31324, 36290, 37240, 37436, 38171, 39155, 40180, 43624, 46795, 50806, 53480, 54530, 54817, 62648, 72580, 74872, 76342, 78310, 80360, 93590, 101612, 109060, 109634, 127015, 145160, 148789, 152684, 156620, 177821, 187180, 190855, 203224, 218120, 219268, 254030, 274085, 297578, 305368, 313240, 355642, 374360, 381710, 383719, 438536, 508060, 548170, 595156, 711284, 743945, 763420, 767438, 889105, 1016120, 1041523, 1096340, 1190312, 1422568, 1487890, 1526840, 1534876, 1778210, 1918595, 2083046, 2192680, 2975780, 3069752, 3556420, 3837190, 4166092, 5207615, 5951560, 7112840, 7290661, 7674380, 8332184, 10415230, 14581322, 15348760, 20830460, 29162644, 36453305, 41660920, 58325288, 72906610, 145813220, 291626440]

約数ペア:

[(1, 291626440), (2, 145813220), (4, 72906610), (5, 58325288), (7, 41660920), (8, 36453305), (10, 29162644), (14, 20830460), (19, 15348760), (20, 14581322), (28, 10415230), (35, 8332184), (38, 7674380), (40, 7290661), (41, 7112840), (49, 5951560), (56, 5207615), (70, 4166092), (76, 3837190), (82, 3556420), (95, 3069752), (98, 2975780), (133, 2192680), (140, 2083046), (152, 1918595), (164, 1778210), (190, 1534876), (191, 1526840), (196, 1487890), (205, 1422568), (245, 1190312), (266, 1096340), (280, 1041523), (287, 1016120), (328, 889105), (380, 767438), (382, 763420), (392, 743945), (410, 711284), (490, 595156), (532, 548170), (574, 508060), (665, 438536), (760, 383719), (764, 381710), (779, 374360), (820, 355642), (931, 313240), (955, 305368), (980, 297578), (1064, 274085), (1148, 254030), (1330, 219268), (1337, 218120), (1435, 203224), (1528, 190855), (1558, 187180), (1640, 177821), (1862, 156620), (1910, 152684), (1960, 148789), (2009, 145160), (2296, 127015), (2660, 109634), (2674, 109060), (2870, 101612), (3116, 93590), (3629, 80360), (3724, 78310), (3820, 76342), (3895, 74872), (4018, 72580), (4655, 62648), (5320, 54817), (5348, 54530), (5453, 53480), (5740, 50806), (6232, 46795), (6685, 43624), (7258, 40180), (7448, 39155), (7640, 38171), (7790, 37436), (7831, 37240), (8036, 36290), (9310, 31324), (9359, 31160), (10045, 29032), (10696, 27265), (10906, 26740), (11480, 25403), (13370, 21812), (14516, 20090), (15580, 18718), (15662, 18620), (16072, 18145)]