18778799640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{263}}^1\times {\mathrm{3083}}^1$

素因数の和:3553

約数の個数: 128

約数和(自身を含む): 56862051840

約数和(自身を除く): 38083252200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 193, 263, 386, 526, 579, 772, 789, 965, 1052, 1158, 1315, 1544, 1578, 1930, 2104, 2316, 2630, 2895, 3083, 3156, 3860, 3945, 4632, 5260, 5790, 6166, 6312, 7720, 7890, 9249, 10520, 11580, 12332, 15415, 15780, 18498, 23160, 24664, 30830, 31560, 36996, 46245, 50759, 61660, 73992, 92490, 101518, 123320, 152277, 184980, 203036, 253795, 304554, 369960, 406072, 507590, 595019, 609108, 761385, 810829, 1015180, 1190038, 1218216, 1522770, 1621658, 1785057, 2030360, 2380076, 2432487, 2975095, 3045540, 3243316, 3570114, 4054145, 4760152, 4864974, 5950190, 6091080, 6486632, 7140228, 8108290, 8925285, 9729948, 11900380, 12162435, 14280456, 16216580, 17850570, 19459896, 23800760, 24324870, 32433160, 35701140, 48649740, 71402280, 97299480, 156489997, 312979994, 469469991, 625959988, 782449985, 938939982, 1251919976, 1564899970, 1877879964, 2347349955, 3129799940, 3755759928, 4694699910, 6259599880, 9389399820, 18778799640]

約数ペア:

[(1, 18778799640), (2, 9389399820), (3, 6259599880), (4, 4694699910), (5, 3755759928), (6, 3129799940), (8, 2347349955), (10, 1877879964), (12, 1564899970), (15, 1251919976), (20, 938939982), (24, 782449985), (30, 625959988), (40, 469469991), (60, 312979994), (120, 156489997), (193, 97299480), (263, 71402280), (386, 48649740), (526, 35701140), (579, 32433160), (772, 24324870), (789, 23800760), (965, 19459896), (1052, 17850570), (1158, 16216580), (1315, 14280456), (1544, 12162435), (1578, 11900380), (1930, 9729948), (2104, 8925285), (2316, 8108290), (2630, 7140228), (2895, 6486632), (3083, 6091080), (3156, 5950190), (3860, 4864974), (3945, 4760152), (4632, 4054145), (5260, 3570114), (5790, 3243316), (6166, 3045540), (6312, 2975095), (7720, 2432487), (7890, 2380076), (9249, 2030360), (10520, 1785057), (11580, 1621658), (12332, 1522770), (15415, 1218216), (15780, 1190038), (18498, 1015180), (23160, 810829), (24664, 761385), (30830, 609108), (31560, 595019), (36996, 507590), (46245, 406072), (50759, 369960), (61660, 304554), (73992, 253795), (92490, 203036), (101518, 184980), (123320, 152277)]