438676864

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2957}}^1$

素因数の和:3051

約数の個数: 64

約数和(自身を含む): 935319600

約数和(自身を除く): 496642736

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 61, 64, 76, 122, 128, 152, 244, 304, 488, 608, 976, 1159, 1216, 1952, 2318, 2432, 2957, 3904, 4636, 5914, 7808, 9272, 11828, 18544, 23656, 37088, 47312, 56183, 74176, 94624, 112366, 148352, 180377, 189248, 224732, 360754, 378496, 449464, 721508, 898928, 1443016, 1797856, 2886032, 3427163, 3595712, 5772064, 6854326, 7191424, 11544128, 13708652, 23088256, 27417304, 54834608, 109669216, 219338432, 438676864]

約数ペア:

[(1, 438676864), (2, 219338432), (4, 109669216), (8, 54834608), (16, 27417304), (19, 23088256), (32, 13708652), (38, 11544128), (61, 7191424), (64, 6854326), (76, 5772064), (122, 3595712), (128, 3427163), (152, 2886032), (244, 1797856), (304, 1443016), (488, 898928), (608, 721508), (976, 449464), (1159, 378496), (1216, 360754), (1952, 224732), (2318, 189248), (2432, 180377), (2957, 148352), (3904, 112366), (4636, 94624), (5914, 74176), (7808, 56183), (9272, 47312), (11828, 37088), (18544, 23656)]