259811580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:388

約数の個数: 192

約数和(自身を含む): 873815040

約数和(自身を除く): 614003460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 58, 60, 70, 83, 84, 87, 105, 116, 140, 145, 166, 174, 203, 210, 249, 257, 290, 332, 348, 406, 415, 420, 435, 498, 514, 580, 581, 609, 771, 812, 830, 870, 996, 1015, 1028, 1162, 1218, 1245, 1285, 1542, 1660, 1740, 1743, 1799, 2030, 2324, 2407, 2436, 2490, 2570, 2905, 3045, 3084, 3486, 3598, 3855, 4060, 4814, 4980, 5140, 5397, 5810, 6090, 6972, 7196, 7221, 7453, 7710, 8715, 8995, 9628, 10794, 11620, 12035, 12180, 14442, 14906, 15420, 16849, 17430, 17990, 21331, 21588, 22359, 24070, 26985, 28884, 29812, 33698, 34860, 35980, 36105, 37265, 42662, 44718, 48140, 50547, 52171, 53970, 63993, 67396, 72210, 74530, 84245, 85324, 89436, 101094, 104342, 106655, 107940, 111795, 127986, 144420, 149060, 149317, 156513, 168490, 202188, 208684, 213310, 223590, 252735, 255972, 260855, 298634, 313026, 319965, 336980, 426620, 447180, 447951, 505470, 521710, 597268, 618599, 626052, 639930, 746585, 782565, 895902, 1010940, 1043420, 1237198, 1279860, 1493170, 1565130, 1791804, 1855797, 2239755, 2474396, 2986340, 3092995, 3130260, 3711594, 4330193, 4479510, 6185990, 7423188, 8660386, 8959020, 9278985, 12371980, 12990579, 17320772, 18557970, 21650965, 25981158, 37115940, 43301930, 51962316, 64952895, 86603860, 129905790, 259811580]

約数ペア:

[(1, 259811580), (2, 129905790), (3, 86603860), (4, 64952895), (5, 51962316), (6, 43301930), (7, 37115940), (10, 25981158), (12, 21650965), (14, 18557970), (15, 17320772), (20, 12990579), (21, 12371980), (28, 9278985), (29, 8959020), (30, 8660386), (35, 7423188), (42, 6185990), (58, 4479510), (60, 4330193), (70, 3711594), (83, 3130260), (84, 3092995), (87, 2986340), (105, 2474396), (116, 2239755), (140, 1855797), (145, 1791804), (166, 1565130), (174, 1493170), (203, 1279860), (210, 1237198), (249, 1043420), (257, 1010940), (290, 895902), (332, 782565), (348, 746585), (406, 639930), (415, 626052), (420, 618599), (435, 597268), (498, 521710), (514, 505470), (580, 447951), (581, 447180), (609, 426620), (771, 336980), (812, 319965), (830, 313026), (870, 298634), (996, 260855), (1015, 255972), (1028, 252735), (1162, 223590), (1218, 213310), (1245, 208684), (1285, 202188), (1542, 168490), (1660, 156513), (1740, 149317), (1743, 149060), (1799, 144420), (2030, 127986), (2324, 111795), (2407, 107940), (2436, 106655), (2490, 104342), (2570, 101094), (2905, 89436), (3045, 85324), (3084, 84245), (3486, 74530), (3598, 72210), (3855, 67396), (4060, 63993), (4814, 53970), (4980, 52171), (5140, 50547), (5397, 48140), (5810, 44718), (6090, 42662), (6972, 37265), (7196, 36105), (7221, 35980), (7453, 34860), (7710, 33698), (8715, 29812), (8995, 28884), (9628, 26985), (10794, 24070), (11620, 22359), (12035, 21588), (12180, 21331), (14442, 17990), (14906, 17430), (15420, 16849)]