54321840

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:209

約数の個数: 200

約数和(自身を含む): 192831408

約数和(自身を除く): 138509568

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 83, 90, 101, 108, 120, 135, 144, 162, 166, 180, 202, 216, 240, 249, 270, 303, 324, 332, 360, 404, 405, 415, 432, 498, 505, 540, 606, 648, 664, 720, 747, 808, 810, 830, 909, 996, 1010, 1080, 1212, 1245, 1296, 1328, 1494, 1515, 1616, 1620, 1660, 1818, 1992, 2020, 2160, 2241, 2424, 2490, 2727, 2988, 3030, 3240, 3320, 3636, 3735, 3984, 4040, 4482, 4545, 4848, 4980, 5454, 5976, 6060, 6480, 6640, 6723, 7272, 7470, 8080, 8181, 8383, 8964, 9090, 9960, 10908, 11205, 11952, 12120, 13446, 13635, 14544, 14940, 16362, 16766, 17928, 18180, 19920, 21816, 22410, 24240, 25149, 26892, 27270, 29880, 32724, 33532, 33615, 35856, 36360, 40905, 41915, 43632, 44820, 50298, 53784, 54540, 59760, 65448, 67064, 67230, 72720, 75447, 81810, 83830, 89640, 100596, 107568, 109080, 125745, 130896, 134128, 134460, 150894, 163620, 167660, 179280, 201192, 218160, 226341, 251490, 268920, 301788, 327240, 335320, 377235, 402384, 452682, 502980, 537840, 603576, 654480, 670640, 679023, 754470, 905364, 1005960, 1131705, 1207152, 1358046, 1508940, 1810728, 2011920, 2263410, 2716092, 3017880, 3395115, 3621456, 4526820, 5432184, 6035760, 6790230, 9053640, 10864368, 13580460, 18107280, 27160920, 54321840]

約数ペア:

[(1, 54321840), (2, 27160920), (3, 18107280), (4, 13580460), (5, 10864368), (6, 9053640), (8, 6790230), (9, 6035760), (10, 5432184), (12, 4526820), (15, 3621456), (16, 3395115), (18, 3017880), (20, 2716092), (24, 2263410), (27, 2011920), (30, 1810728), (36, 1508940), (40, 1358046), (45, 1207152), (48, 1131705), (54, 1005960), (60, 905364), (72, 754470), (80, 679023), (81, 670640), (83, 654480), (90, 603576), (101, 537840), (108, 502980), (120, 452682), (135, 402384), (144, 377235), (162, 335320), (166, 327240), (180, 301788), (202, 268920), (216, 251490), (240, 226341), (249, 218160), (270, 201192), (303, 179280), (324, 167660), (332, 163620), (360, 150894), (404, 134460), (405, 134128), (415, 130896), (432, 125745), (498, 109080), (505, 107568), (540, 100596), (606, 89640), (648, 83830), (664, 81810), (720, 75447), (747, 72720), (808, 67230), (810, 67064), (830, 65448), (909, 59760), (996, 54540), (1010, 53784), (1080, 50298), (1212, 44820), (1245, 43632), (1296, 41915), (1328, 40905), (1494, 36360), (1515, 35856), (1616, 33615), (1620, 33532), (1660, 32724), (1818, 29880), (1992, 27270), (2020, 26892), (2160, 25149), (2241, 24240), (2424, 22410), (2490, 21816), (2727, 19920), (2988, 18180), (3030, 17928), (3240, 16766), (3320, 16362), (3636, 14940), (3735, 14544), (3984, 13635), (4040, 13446), (4482, 12120), (4545, 11952), (4848, 11205), (4980, 10908), (5454, 9960), (5976, 9090), (6060, 8964), (6480, 8383), (6640, 8181), (6723, 8080), (7272, 7470)]