51420270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:238

約数の個数: 128

約数和(自身を含む): 145152000

約数和(自身を除く): 93731730

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 19, 22, 30, 33, 38, 55, 57, 59, 66, 95, 110, 114, 118, 139, 165, 177, 190, 209, 278, 285, 295, 330, 354, 417, 418, 570, 590, 627, 649, 695, 834, 885, 1045, 1121, 1254, 1298, 1390, 1529, 1770, 1947, 2085, 2090, 2242, 2641, 3058, 3135, 3245, 3363, 3894, 4170, 4587, 5282, 5605, 6270, 6490, 6726, 7645, 7923, 8201, 9174, 9735, 11210, 12331, 13205, 15290, 15846, 16402, 16815, 19470, 22935, 24603, 24662, 26410, 29051, 33630, 36993, 39615, 41005, 45870, 49206, 58102, 61655, 73986, 79230, 82010, 87153, 90211, 123015, 123310, 145255, 155819, 174306, 180422, 184965, 246030, 270633, 290510, 311638, 369930, 435765, 451055, 467457, 541266, 779095, 871530, 902110, 934914, 1353165, 1558190, 1714009, 2337285, 2706330, 3428018, 4674570, 5142027, 8570045, 10284054, 17140090, 25710135, 51420270]

約数ペア:

[(1, 51420270), (2, 25710135), (3, 17140090), (5, 10284054), (6, 8570045), (10, 5142027), (11, 4674570), (15, 3428018), (19, 2706330), (22, 2337285), (30, 1714009), (33, 1558190), (38, 1353165), (55, 934914), (57, 902110), (59, 871530), (66, 779095), (95, 541266), (110, 467457), (114, 451055), (118, 435765), (139, 369930), (165, 311638), (177, 290510), (190, 270633), (209, 246030), (278, 184965), (285, 180422), (295, 174306), (330, 155819), (354, 145255), (417, 123310), (418, 123015), (570, 90211), (590, 87153), (627, 82010), (649, 79230), (695, 73986), (834, 61655), (885, 58102), (1045, 49206), (1121, 45870), (1254, 41005), (1298, 39615), (1390, 36993), (1529, 33630), (1770, 29051), (1947, 26410), (2085, 24662), (2090, 24603), (2242, 22935), (2641, 19470), (3058, 16815), (3135, 16402), (3245, 15846), (3363, 15290), (3894, 13205), (4170, 12331), (4587, 11210), (5282, 9735), (5605, 9174), (6270, 8201), (6490, 7923), (6726, 7645)]