289489408

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:146

約数の個数: 160

約数和(自身を含む): 681956352

約数和(自身を除く): 392466944

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 31, 32, 46, 52, 61, 62, 64, 92, 104, 122, 124, 128, 184, 208, 244, 248, 256, 299, 368, 403, 416, 488, 496, 512, 598, 713, 736, 793, 806, 832, 976, 992, 1196, 1403, 1426, 1472, 1586, 1612, 1664, 1891, 1952, 1984, 2392, 2806, 2852, 2944, 3172, 3224, 3328, 3782, 3904, 3968, 4784, 5612, 5704, 5888, 6344, 6448, 6656, 7564, 7808, 7936, 9269, 9568, 11224, 11408, 11776, 12688, 12896, 15128, 15616, 15872, 18239, 18538, 19136, 22448, 22816, 24583, 25376, 25792, 30256, 31232, 36478, 37076, 38272, 43493, 44896, 45632, 49166, 50752, 51584, 60512, 72956, 74152, 76544, 86986, 89792, 91264, 98332, 101504, 103168, 121024, 145912, 148304, 153088, 173972, 179584, 182528, 196664, 203008, 206336, 242048, 291824, 296608, 347944, 359168, 365056, 393328, 406016, 484096, 565409, 583648, 593216, 695888, 718336, 786656, 968192, 1130818, 1167296, 1186432, 1391776, 1573312, 2261636, 2334592, 2372864, 2783552, 3146624, 4523272, 4669184, 4745728, 5567104, 6293248, 9046544, 9338368, 11134208, 12586496, 18093088, 22268416, 36186176, 72372352, 144744704, 289489408]

約数ペア:

[(1, 289489408), (2, 144744704), (4, 72372352), (8, 36186176), (13, 22268416), (16, 18093088), (23, 12586496), (26, 11134208), (31, 9338368), (32, 9046544), (46, 6293248), (52, 5567104), (61, 4745728), (62, 4669184), (64, 4523272), (92, 3146624), (104, 2783552), (122, 2372864), (124, 2334592), (128, 2261636), (184, 1573312), (208, 1391776), (244, 1186432), (248, 1167296), (256, 1130818), (299, 968192), (368, 786656), (403, 718336), (416, 695888), (488, 593216), (496, 583648), (512, 565409), (598, 484096), (713, 406016), (736, 393328), (793, 365056), (806, 359168), (832, 347944), (976, 296608), (992, 291824), (1196, 242048), (1403, 206336), (1426, 203008), (1472, 196664), (1586, 182528), (1612, 179584), (1664, 173972), (1891, 153088), (1952, 148304), (1984, 145912), (2392, 121024), (2806, 103168), (2852, 101504), (2944, 98332), (3172, 91264), (3224, 89792), (3328, 86986), (3782, 76544), (3904, 74152), (3968, 72956), (4784, 60512), (5612, 51584), (5704, 50752), (5888, 49166), (6344, 45632), (6448, 44896), (6656, 43493), (7564, 38272), (7808, 37076), (7936, 36478), (9269, 31232), (9568, 30256), (11224, 25792), (11408, 25376), (11776, 24583), (12688, 22816), (12896, 22448), (15128, 19136), (15616, 18538), (15872, 18239)]