81430830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{881}}^1$

素因数の和:986

約数の個数: 96

約数和(自身を含む): 231154560

約数和(自身を除く): 149723730

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 79, 90, 117, 130, 158, 195, 234, 237, 390, 395, 474, 585, 711, 790, 881, 1027, 1170, 1185, 1422, 1762, 2054, 2370, 2643, 3081, 3555, 4405, 5135, 5286, 6162, 7110, 7929, 8810, 9243, 10270, 11453, 13215, 15405, 15858, 18486, 22906, 26430, 30810, 34359, 39645, 46215, 57265, 68718, 69599, 79290, 92430, 103077, 114530, 139198, 171795, 206154, 208797, 343590, 347995, 417594, 515385, 626391, 695990, 904787, 1030770, 1043985, 1252782, 1809574, 2087970, 2714361, 3131955, 4523935, 5428722, 6263910, 8143083, 9047870, 13571805, 16286166, 27143610, 40715415, 81430830]

約数ペア:

[(1, 81430830), (2, 40715415), (3, 27143610), (5, 16286166), (6, 13571805), (9, 9047870), (10, 8143083), (13, 6263910), (15, 5428722), (18, 4523935), (26, 3131955), (30, 2714361), (39, 2087970), (45, 1809574), (65, 1252782), (78, 1043985), (79, 1030770), (90, 904787), (117, 695990), (130, 626391), (158, 515385), (195, 417594), (234, 347995), (237, 343590), (390, 208797), (395, 206154), (474, 171795), (585, 139198), (711, 114530), (790, 103077), (881, 92430), (1027, 79290), (1170, 69599), (1185, 68718), (1422, 57265), (1762, 46215), (2054, 39645), (2370, 34359), (2643, 30810), (3081, 26430), (3555, 22906), (4405, 18486), (5135, 15858), (5286, 15405), (6162, 13215), (7110, 11453), (7929, 10270), (8810, 9243)]