20489623596

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{443}}^1$

素因数の和:690

約数の個数: 240

約数和(自身を含む): 58967462400

約数和(自身を除く): 38477838804

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 79, 81, 108, 117, 139, 156, 158, 162, 234, 237, 278, 316, 324, 351, 417, 443, 468, 474, 556, 702, 711, 834, 886, 948, 1027, 1053, 1251, 1329, 1404, 1422, 1668, 1772, 1807, 2054, 2106, 2133, 2502, 2658, 2844, 3081, 3614, 3753, 3987, 4108, 4212, 4266, 5004, 5316, 5421, 5759, 6162, 6399, 7228, 7506, 7974, 8532, 9243, 10842, 10981, 11259, 11518, 11961, 12324, 12798, 15012, 15948, 16263, 17277, 18486, 21684, 21962, 22518, 23036, 23922, 25596, 27729, 32526, 32943, 34554, 34997, 35883, 36972, 43924, 45036, 47844, 48789, 51831, 55458, 61577, 65052, 65886, 69108, 69994, 71766, 83187, 97578, 98829, 103662, 104991, 110916, 123154, 131772, 139988, 142753, 143532, 146367, 155493, 166374, 184731, 195156, 197658, 207324, 209982, 246308, 285506, 292734, 296487, 310986, 314973, 332748, 369462, 395316, 419964, 428259, 454961, 466479, 554193, 571012, 585468, 592974, 621972, 629946, 738924, 800501, 856518, 889461, 909922, 932958, 944919, 1108386, 1185948, 1259892, 1284777, 1364883, 1601002, 1662579, 1713036, 1778922, 1819844, 1865916, 1889838, 2216772, 2401503, 2569554, 2729766, 2834757, 3202004, 3325158, 3557844, 3779676, 3854331, 4094649, 4803006, 4864583, 4987737, 5139108, 5459532, 5669514, 6650316, 7204509, 7708662, 8189298, 9606012, 9729166, 9975474, 11339028, 11562993, 12283947, 14409018, 14593749, 15417324, 16378596, 19458332, 19950948, 21613527, 23125986, 24567894, 28818036, 29187498, 36851841, 43227054, 43781247, 46251972, 49135788, 58374996, 63239579, 64840581, 73703682, 86454108, 87562494, 126479158, 129681162, 131343741, 147407364, 175124988, 189718737, 252958316, 259362324, 262687482, 379437474, 394031223, 525374964, 569156211, 758874948, 788062446, 1138312422, 1576124892, 1707468633, 2276624844, 3414937266, 5122405899, 6829874532, 10244811798, 20489623596]

約数ペア:

[(1, 20489623596), (2, 10244811798), (3, 6829874532), (4, 5122405899), (6, 3414937266), (9, 2276624844), (12, 1707468633), (13, 1576124892), (18, 1138312422), (26, 788062446), (27, 758874948), (36, 569156211), (39, 525374964), (52, 394031223), (54, 379437474), (78, 262687482), (79, 259362324), (81, 252958316), (108, 189718737), (117, 175124988), (139, 147407364), (156, 131343741), (158, 129681162), (162, 126479158), (234, 87562494), (237, 86454108), (278, 73703682), (316, 64840581), (324, 63239579), (351, 58374996), (417, 49135788), (443, 46251972), (468, 43781247), (474, 43227054), (556, 36851841), (702, 29187498), (711, 28818036), (834, 24567894), (886, 23125986), (948, 21613527), (1027, 19950948), (1053, 19458332), (1251, 16378596), (1329, 15417324), (1404, 14593749), (1422, 14409018), (1668, 12283947), (1772, 11562993), (1807, 11339028), (2054, 9975474), (2106, 9729166), (2133, 9606012), (2502, 8189298), (2658, 7708662), (2844, 7204509), (3081, 6650316), (3614, 5669514), (3753, 5459532), (3987, 5139108), (4108, 4987737), (4212, 4864583), (4266, 4803006), (5004, 4094649), (5316, 3854331), (5421, 3779676), (5759, 3557844), (6162, 3325158), (6399, 3202004), (7228, 2834757), (7506, 2729766), (7974, 2569554), (8532, 2401503), (9243, 2216772), (10842, 1889838), (10981, 1865916), (11259, 1819844), (11518, 1778922), (11961, 1713036), (12324, 1662579), (12798, 1601002), (15012, 1364883), (15948, 1284777), (16263, 1259892), (17277, 1185948), (18486, 1108386), (21684, 944919), (21962, 932958), (22518, 909922), (23036, 889461), (23922, 856518), (25596, 800501), (27729, 738924), (32526, 629946), (32943, 621972), (34554, 592974), (34997, 585468), (35883, 571012), (36972, 554193), (43924, 466479), (45036, 454961), (47844, 428259), (48789, 419964), (51831, 395316), (55458, 369462), (61577, 332748), (65052, 314973), (65886, 310986), (69108, 296487), (69994, 292734), (71766, 285506), (83187, 246308), (97578, 209982), (98829, 207324), (103662, 197658), (104991, 195156), (110916, 184731), (123154, 166374), (131772, 155493), (139988, 146367), (142753, 143532)]