890342656

素因数分解:

$2^8\times 7^1\times {\mathrm{269}}^1\times {\mathrm{1847}}^1$

素因数の和:2139

約数の個数: 72

約数和(自身を含む): 2039748480

約数和(自身を除く): 1149405824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 269, 448, 538, 896, 1076, 1792, 1847, 1883, 2152, 3694, 3766, 4304, 7388, 7532, 8608, 12929, 14776, 15064, 17216, 25858, 29552, 30128, 34432, 51716, 59104, 60256, 68864, 103432, 118208, 120512, 206864, 236416, 241024, 413728, 472832, 482048, 496843, 827456, 993686, 1654912, 1987372, 3309824, 3477901, 3974744, 6955802, 7949488, 13911604, 15898976, 27823208, 31797952, 55646416, 63595904, 111292832, 127191808, 222585664, 445171328, 890342656]

約数ペア:

[(1, 890342656), (2, 445171328), (4, 222585664), (7, 127191808), (8, 111292832), (14, 63595904), (16, 55646416), (28, 31797952), (32, 27823208), (56, 15898976), (64, 13911604), (112, 7949488), (128, 6955802), (224, 3974744), (256, 3477901), (269, 3309824), (448, 1987372), (538, 1654912), (896, 993686), (1076, 827456), (1792, 496843), (1847, 482048), (1883, 472832), (2152, 413728), (3694, 241024), (3766, 236416), (4304, 206864), (7388, 120512), (7532, 118208), (8608, 103432), (12929, 68864), (14776, 60256), (15064, 59104), (17216, 51716), (25858, 34432), (29552, 30128)]