81317544

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{557}}^1$

素因数の和:663

約数の個数: 128

約数和(自身を含む): 257126400

約数和(自身を除く): 175808856

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 79, 84, 88, 132, 154, 158, 168, 231, 237, 264, 308, 316, 462, 474, 553, 557, 616, 632, 869, 924, 948, 1106, 1114, 1659, 1671, 1738, 1848, 1896, 2212, 2228, 2607, 3318, 3342, 3476, 3899, 4424, 4456, 5214, 6083, 6127, 6636, 6684, 6952, 7798, 10428, 11697, 12166, 12254, 13272, 13368, 15596, 18249, 18381, 20856, 23394, 24332, 24508, 31192, 36498, 36762, 42889, 44003, 46788, 48664, 49016, 72996, 73524, 85778, 88006, 93576, 128667, 132009, 145992, 147048, 171556, 176012, 257334, 264018, 308021, 343112, 352024, 484033, 514668, 528036, 616042, 924063, 968066, 1029336, 1056072, 1232084, 1452099, 1848126, 1936132, 2464168, 2904198, 3388231, 3696252, 3872264, 5808396, 6776462, 7392504, 10164693, 11616792, 13552924, 20329386, 27105848, 40658772, 81317544]

約数ペア:

[(1, 81317544), (2, 40658772), (3, 27105848), (4, 20329386), (6, 13552924), (7, 11616792), (8, 10164693), (11, 7392504), (12, 6776462), (14, 5808396), (21, 3872264), (22, 3696252), (24, 3388231), (28, 2904198), (33, 2464168), (42, 1936132), (44, 1848126), (56, 1452099), (66, 1232084), (77, 1056072), (79, 1029336), (84, 968066), (88, 924063), (132, 616042), (154, 528036), (158, 514668), (168, 484033), (231, 352024), (237, 343112), (264, 308021), (308, 264018), (316, 257334), (462, 176012), (474, 171556), (553, 147048), (557, 145992), (616, 132009), (632, 128667), (869, 93576), (924, 88006), (948, 85778), (1106, 73524), (1114, 72996), (1659, 49016), (1671, 48664), (1738, 46788), (1848, 44003), (1896, 42889), (2212, 36762), (2228, 36498), (2607, 31192), (3318, 24508), (3342, 24332), (3476, 23394), (3899, 20856), (4424, 18381), (4456, 18249), (5214, 15596), (6083, 13368), (6127, 13272), (6636, 12254), (6684, 12166), (6952, 11697), (7798, 10428)]