81662616

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{293}}^1$

素因数の和:398

約数の個数: 144

約数和(自身を含む): 261424800

約数和(自身を除く): 179762184

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 79, 84, 98, 126, 147, 158, 168, 196, 237, 252, 293, 294, 316, 392, 441, 474, 504, 553, 586, 588, 632, 711, 879, 882, 948, 1106, 1172, 1176, 1422, 1659, 1758, 1764, 1896, 2051, 2212, 2344, 2637, 2844, 3318, 3516, 3528, 3871, 4102, 4424, 4977, 5274, 5688, 6153, 6636, 7032, 7742, 8204, 9954, 10548, 11613, 12306, 13272, 14357, 15484, 16408, 18459, 19908, 21096, 23147, 23226, 24612, 28714, 30968, 34839, 36918, 39816, 43071, 46294, 46452, 49224, 57428, 69441, 69678, 73836, 86142, 92588, 92904, 114856, 129213, 138882, 139356, 147672, 162029, 172284, 185176, 208323, 258426, 277764, 278712, 324058, 344568, 416646, 486087, 516852, 555528, 648116, 833292, 972174, 1033704, 1134203, 1296232, 1458261, 1666584, 1944348, 2268406, 2916522, 3402609, 3888696, 4536812, 5833044, 6805218, 9073624, 10207827, 11666088, 13610436, 20415654, 27220872, 40831308, 81662616]

約数ペア:

[(1, 81662616), (2, 40831308), (3, 27220872), (4, 20415654), (6, 13610436), (7, 11666088), (8, 10207827), (9, 9073624), (12, 6805218), (14, 5833044), (18, 4536812), (21, 3888696), (24, 3402609), (28, 2916522), (36, 2268406), (42, 1944348), (49, 1666584), (56, 1458261), (63, 1296232), (72, 1134203), (79, 1033704), (84, 972174), (98, 833292), (126, 648116), (147, 555528), (158, 516852), (168, 486087), (196, 416646), (237, 344568), (252, 324058), (293, 278712), (294, 277764), (316, 258426), (392, 208323), (441, 185176), (474, 172284), (504, 162029), (553, 147672), (586, 139356), (588, 138882), (632, 129213), (711, 114856), (879, 92904), (882, 92588), (948, 86142), (1106, 73836), (1172, 69678), (1176, 69441), (1422, 57428), (1659, 49224), (1758, 46452), (1764, 46294), (1896, 43071), (2051, 39816), (2212, 36918), (2344, 34839), (2637, 30968), (2844, 28714), (3318, 24612), (3516, 23226), (3528, 23147), (3871, 21096), (4102, 19908), (4424, 18459), (4977, 16408), (5274, 15484), (5688, 14357), (6153, 13272), (6636, 12306), (7032, 11613), (7742, 10548), (8204, 9954)]