131276288

素因数分解:

$2^9\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1$

素因数の和:216

約数の個数: 120

約数和(自身を含む): 312391464

約数和(自身を除く): 181115176

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 104, 121, 128, 143, 163, 176, 208, 242, 256, 286, 326, 352, 416, 484, 512, 572, 652, 704, 832, 968, 1144, 1304, 1408, 1573, 1664, 1793, 1936, 2119, 2288, 2608, 2816, 3146, 3328, 3586, 3872, 4238, 4576, 5216, 5632, 6292, 6656, 7172, 7744, 8476, 9152, 10432, 12584, 14344, 15488, 16952, 18304, 19723, 20864, 23309, 25168, 28688, 30976, 33904, 36608, 39446, 41728, 46618, 50336, 57376, 61952, 67808, 73216, 78892, 83456, 93236, 100672, 114752, 135616, 157784, 186472, 201344, 229504, 256399, 271232, 315568, 372944, 402688, 459008, 512798, 542464, 631136, 745888, 805376, 918016, 1025596, 1084928, 1262272, 1491776, 2051192, 2524544, 2983552, 4102384, 5049088, 5967104, 8204768, 10098176, 11934208, 16409536, 32819072, 65638144, 131276288]

約数ペア:

[(1, 131276288), (2, 65638144), (4, 32819072), (8, 16409536), (11, 11934208), (13, 10098176), (16, 8204768), (22, 5967104), (26, 5049088), (32, 4102384), (44, 2983552), (52, 2524544), (64, 2051192), (88, 1491776), (104, 1262272), (121, 1084928), (128, 1025596), (143, 918016), (163, 805376), (176, 745888), (208, 631136), (242, 542464), (256, 512798), (286, 459008), (326, 402688), (352, 372944), (416, 315568), (484, 271232), (512, 256399), (572, 229504), (652, 201344), (704, 186472), (832, 157784), (968, 135616), (1144, 114752), (1304, 100672), (1408, 93236), (1573, 83456), (1664, 78892), (1793, 73216), (1936, 67808), (2119, 61952), (2288, 57376), (2608, 50336), (2816, 46618), (3146, 41728), (3328, 39446), (3586, 36608), (3872, 33904), (4238, 30976), (4576, 28688), (5216, 25168), (5632, 23309), (6292, 20864), (6656, 19723), (7172, 18304), (7744, 16952), (8476, 15488), (9152, 14344), (10432, 12584)]