420195328

素因数分解:

$2^{10}\times 7^1\times {\mathrm{31}}^2\times {\mathrm{61}}^1$

素因数の和:150

約数の個数: 132

約数和(自身を含む): 1008204816

約数和(自身を除く): 588009488

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 61, 62, 64, 112, 122, 124, 128, 217, 224, 244, 248, 256, 427, 434, 448, 488, 496, 512, 854, 868, 896, 961, 976, 992, 1024, 1708, 1736, 1792, 1891, 1922, 1952, 1984, 3416, 3472, 3584, 3782, 3844, 3904, 3968, 6727, 6832, 6944, 7168, 7564, 7688, 7808, 7936, 13237, 13454, 13664, 13888, 15128, 15376, 15616, 15872, 26474, 26908, 27328, 27776, 30256, 30752, 31232, 31744, 52948, 53816, 54656, 55552, 58621, 60512, 61504, 62464, 105896, 107632, 109312, 111104, 117242, 121024, 123008, 211792, 215264, 218624, 222208, 234484, 242048, 246016, 410347, 423584, 430528, 437248, 468968, 484096, 492032, 820694, 847168, 861056, 937936, 968192, 984064, 1641388, 1694336, 1722112, 1875872, 1936384, 3282776, 3388672, 3444224, 3751744, 6565552, 6777344, 6888448, 7503488, 13131104, 13554688, 15006976, 26262208, 30013952, 52524416, 60027904, 105048832, 210097664, 420195328]

約数ペア:

[(1, 420195328), (2, 210097664), (4, 105048832), (7, 60027904), (8, 52524416), (14, 30013952), (16, 26262208), (28, 15006976), (31, 13554688), (32, 13131104), (56, 7503488), (61, 6888448), (62, 6777344), (64, 6565552), (112, 3751744), (122, 3444224), (124, 3388672), (128, 3282776), (217, 1936384), (224, 1875872), (244, 1722112), (248, 1694336), (256, 1641388), (427, 984064), (434, 968192), (448, 937936), (488, 861056), (496, 847168), (512, 820694), (854, 492032), (868, 484096), (896, 468968), (961, 437248), (976, 430528), (992, 423584), (1024, 410347), (1708, 246016), (1736, 242048), (1792, 234484), (1891, 222208), (1922, 218624), (1952, 215264), (1984, 211792), (3416, 123008), (3472, 121024), (3584, 117242), (3782, 111104), (3844, 109312), (3904, 107632), (3968, 105896), (6727, 62464), (6832, 61504), (6944, 60512), (7168, 58621), (7564, 55552), (7688, 54656), (7808, 53816), (7936, 52948), (13237, 31744), (13454, 31232), (13664, 30752), (13888, 30256), (15128, 27776), (15376, 27328), (15616, 26908), (15872, 26474)]