400166144

素因数分解:

$2^8\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:145

約数の個数: 216

約数和(自身を含む): 1034591040

約数和(自身を除く): 634424896

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 23, 28, 32, 38, 46, 49, 56, 64, 73, 76, 92, 98, 112, 128, 133, 146, 152, 161, 184, 196, 224, 256, 266, 292, 304, 322, 368, 392, 437, 448, 511, 532, 584, 608, 644, 736, 784, 874, 896, 931, 1022, 1064, 1127, 1168, 1216, 1288, 1387, 1472, 1568, 1679, 1748, 1792, 1862, 2044, 2128, 2254, 2336, 2432, 2576, 2774, 2944, 3059, 3136, 3358, 3496, 3577, 3724, 4088, 4256, 4508, 4672, 4864, 5152, 5548, 5888, 6118, 6272, 6716, 6992, 7154, 7448, 8176, 8512, 9016, 9344, 9709, 10304, 11096, 11753, 12236, 12544, 13432, 13984, 14308, 14896, 16352, 17024, 18032, 18688, 19418, 20608, 21413, 22192, 23506, 24472, 26864, 27968, 28616, 29792, 31901, 32704, 34048, 36064, 38836, 41216, 42826, 44384, 47012, 48944, 53728, 55936, 57232, 59584, 63802, 65408, 67963, 72128, 77672, 82271, 85652, 88768, 94024, 97888, 107456, 111872, 114464, 119168, 127604, 130816, 135926, 144256, 155344, 164542, 171304, 177536, 188048, 195776, 214912, 223307, 228928, 238336, 255208, 271852, 288512, 310688, 329084, 342608, 355072, 376096, 391552, 429824, 446614, 457856, 510416, 543704, 621376, 658168, 685216, 752192, 783104, 893228, 915712, 1020832, 1087408, 1242752, 1316336, 1370432, 1504384, 1563149, 1786456, 2041664, 2174816, 2485504, 2632672, 2740864, 3008768, 3126298, 3572912, 4083328, 4349632, 5265344, 5481728, 6252596, 7145824, 8166656, 8699264, 10530688, 12505192, 14291648, 17398528, 21061376, 25010384, 28583296, 50020768, 57166592, 100041536, 200083072, 400166144]

約数ペア:

[(1, 400166144), (2, 200083072), (4, 100041536), (7, 57166592), (8, 50020768), (14, 28583296), (16, 25010384), (19, 21061376), (23, 17398528), (28, 14291648), (32, 12505192), (38, 10530688), (46, 8699264), (49, 8166656), (56, 7145824), (64, 6252596), (73, 5481728), (76, 5265344), (92, 4349632), (98, 4083328), (112, 3572912), (128, 3126298), (133, 3008768), (146, 2740864), (152, 2632672), (161, 2485504), (184, 2174816), (196, 2041664), (224, 1786456), (256, 1563149), (266, 1504384), (292, 1370432), (304, 1316336), (322, 1242752), (368, 1087408), (392, 1020832), (437, 915712), (448, 893228), (511, 783104), (532, 752192), (584, 685216), (608, 658168), (644, 621376), (736, 543704), (784, 510416), (874, 457856), (896, 446614), (931, 429824), (1022, 391552), (1064, 376096), (1127, 355072), (1168, 342608), (1216, 329084), (1288, 310688), (1387, 288512), (1472, 271852), (1568, 255208), (1679, 238336), (1748, 228928), (1792, 223307), (1862, 214912), (2044, 195776), (2128, 188048), (2254, 177536), (2336, 171304), (2432, 164542), (2576, 155344), (2774, 144256), (2944, 135926), (3059, 130816), (3136, 127604), (3358, 119168), (3496, 114464), (3577, 111872), (3724, 107456), (4088, 97888), (4256, 94024), (4508, 88768), (4672, 85652), (4864, 82271), (5152, 77672), (5548, 72128), (5888, 67963), (6118, 65408), (6272, 63802), (6716, 59584), (6992, 57232), (7154, 55936), (7448, 53728), (8176, 48944), (8512, 47012), (9016, 44384), (9344, 42826), (9709, 41216), (10304, 38836), (11096, 36064), (11753, 34048), (12236, 32704), (12544, 31901), (13432, 29792), (13984, 28616), (14308, 27968), (14896, 26864), (16352, 24472), (17024, 23506), (18032, 22192), (18688, 21413), (19418, 20608)]