867354620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{727}}^1$

素因数の和:804

約数の個数: 144

約数和(自身を含む): 2195968320

約数和(自身を除く): 1328613700

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 29, 34, 44, 55, 58, 68, 85, 110, 116, 121, 145, 170, 187, 220, 242, 290, 319, 340, 374, 484, 493, 580, 605, 638, 727, 748, 935, 986, 1210, 1276, 1454, 1595, 1870, 1972, 2057, 2420, 2465, 2908, 3190, 3509, 3635, 3740, 4114, 4930, 5423, 6380, 7018, 7270, 7997, 8228, 9860, 10285, 10846, 12359, 14036, 14540, 15994, 17545, 20570, 21083, 21692, 24718, 27115, 31988, 35090, 39985, 41140, 42166, 49436, 54230, 59653, 61795, 70180, 79970, 84332, 87967, 105415, 108460, 119306, 123590, 135949, 159940, 175934, 210830, 231913, 238612, 247180, 271898, 298265, 351868, 358411, 421660, 439835, 463826, 543796, 596530, 679745, 716822, 879670, 927652, 1159565, 1193060, 1359490, 1433644, 1495439, 1759340, 1792055, 2319130, 2551043, 2718980, 2990878, 3584110, 3942521, 4638260, 5102086, 5981756, 7168220, 7477195, 7885042, 10204172, 12755215, 14954390, 15770084, 19712605, 25510430, 29908780, 39425210, 43367731, 51020860, 78850420, 86735462, 173470924, 216838655, 433677310, 867354620]

約数ペア:

[(1, 867354620), (2, 433677310), (4, 216838655), (5, 173470924), (10, 86735462), (11, 78850420), (17, 51020860), (20, 43367731), (22, 39425210), (29, 29908780), (34, 25510430), (44, 19712605), (55, 15770084), (58, 14954390), (68, 12755215), (85, 10204172), (110, 7885042), (116, 7477195), (121, 7168220), (145, 5981756), (170, 5102086), (187, 4638260), (220, 3942521), (242, 3584110), (290, 2990878), (319, 2718980), (340, 2551043), (374, 2319130), (484, 1792055), (493, 1759340), (580, 1495439), (605, 1433644), (638, 1359490), (727, 1193060), (748, 1159565), (935, 927652), (986, 879670), (1210, 716822), (1276, 679745), (1454, 596530), (1595, 543796), (1870, 463826), (1972, 439835), (2057, 421660), (2420, 358411), (2465, 351868), (2908, 298265), (3190, 271898), (3509, 247180), (3635, 238612), (3740, 231913), (4114, 210830), (4930, 175934), (5423, 159940), (6380, 135949), (7018, 123590), (7270, 119306), (7997, 108460), (8228, 105415), (9860, 87967), (10285, 84332), (10846, 79970), (12359, 70180), (14036, 61795), (14540, 59653), (15994, 54230), (17545, 49436), (20570, 42166), (21083, 41140), (21692, 39985), (24718, 35090), (27115, 31988)]