400018049370

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{2083}}^1\times {\mathrm{2287}}^1$

素因数の和:4697

約数の個数: 128

約数和(自身を含む): 1071126650880

約数和(自身を除く): 671108601510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 311, 622, 933, 1555, 1866, 2083, 2287, 2799, 3110, 4166, 4574, 4665, 5598, 6249, 6861, 8397, 9330, 10415, 11435, 12498, 13722, 13995, 16794, 18747, 20583, 20830, 22870, 27990, 31245, 34305, 37494, 41166, 41985, 56241, 61749, 62490, 68610, 83970, 93735, 102915, 112482, 123498, 187470, 205830, 281205, 308745, 562410, 617490, 647813, 711257, 1295626, 1422514, 1943439, 2133771, 3239065, 3556285, 3886878, 4267542, 4763821, 5830317, 6401313, 6478130, 7112570, 9527642, 9717195, 10668855, 11660634, 12802626, 14291463, 17490951, 19203939, 19434390, 21337710, 23819105, 28582926, 29151585, 32006565, 34981902, 38407878, 42874389, 47638210, 58303170, 64013130, 71457315, 85748778, 87454755, 96019695, 128623167, 142914630, 174909510, 192039390, 214371945, 257246334, 428743890, 643115835, 1286231670, 1481548331, 2963096662, 4444644993, 7407741655, 8889289986, 13333934979, 14815483310, 22223224965, 26667869958, 40001804937, 44446449930, 66669674895, 80003609874, 133339349790, 200009024685, 400018049370]

約数ペア:

[(1, 400018049370), (2, 200009024685), (3, 133339349790), (5, 80003609874), (6, 66669674895), (9, 44446449930), (10, 40001804937), (15, 26667869958), (18, 22223224965), (27, 14815483310), (30, 13333934979), (45, 8889289986), (54, 7407741655), (90, 4444644993), (135, 2963096662), (270, 1481548331), (311, 1286231670), (622, 643115835), (933, 428743890), (1555, 257246334), (1866, 214371945), (2083, 192039390), (2287, 174909510), (2799, 142914630), (3110, 128623167), (4166, 96019695), (4574, 87454755), (4665, 85748778), (5598, 71457315), (6249, 64013130), (6861, 58303170), (8397, 47638210), (9330, 42874389), (10415, 38407878), (11435, 34981902), (12498, 32006565), (13722, 29151585), (13995, 28582926), (16794, 23819105), (18747, 21337710), (20583, 19434390), (20830, 19203939), (22870, 17490951), (27990, 14291463), (31245, 12802626), (34305, 11660634), (37494, 10668855), (41166, 9717195), (41985, 9527642), (56241, 7112570), (61749, 6478130), (62490, 6401313), (68610, 5830317), (83970, 4763821), (93735, 4267542), (102915, 3886878), (112482, 3556285), (123498, 3239065), (187470, 2133771), (205830, 1943439), (281205, 1422514), (308745, 1295626), (562410, 711257), (617490, 647813)]