243491456

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:194

約数の個数: 128

約数和(自身を含む): 554178240

約数和(自身を除く): 310686784

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 43, 52, 64, 82, 83, 86, 104, 128, 164, 166, 172, 208, 328, 332, 344, 416, 533, 559, 656, 664, 688, 832, 1066, 1079, 1118, 1312, 1328, 1376, 1664, 1763, 2132, 2158, 2236, 2624, 2656, 2752, 3403, 3526, 3569, 4264, 4316, 4472, 5248, 5312, 5504, 6806, 7052, 7138, 8528, 8632, 8944, 10624, 13612, 14104, 14276, 17056, 17264, 17888, 22919, 27224, 28208, 28552, 34112, 34528, 35776, 44239, 45838, 46397, 54448, 56416, 57104, 68224, 69056, 71552, 88478, 91676, 92794, 108896, 112832, 114208, 138112, 146329, 176956, 183352, 185588, 217792, 225664, 228416, 292658, 353912, 366704, 371176, 435584, 456832, 585316, 707824, 733408, 742352, 1170632, 1415648, 1466816, 1484704, 1902277, 2341264, 2831296, 2933632, 2969408, 3804554, 4682528, 5662592, 5938816, 7609108, 9365056, 15218216, 18730112, 30436432, 60872864, 121745728, 243491456]

約数ペア:

[(1, 243491456), (2, 121745728), (4, 60872864), (8, 30436432), (13, 18730112), (16, 15218216), (26, 9365056), (32, 7609108), (41, 5938816), (43, 5662592), (52, 4682528), (64, 3804554), (82, 2969408), (83, 2933632), (86, 2831296), (104, 2341264), (128, 1902277), (164, 1484704), (166, 1466816), (172, 1415648), (208, 1170632), (328, 742352), (332, 733408), (344, 707824), (416, 585316), (533, 456832), (559, 435584), (656, 371176), (664, 366704), (688, 353912), (832, 292658), (1066, 228416), (1079, 225664), (1118, 217792), (1312, 185588), (1328, 183352), (1376, 176956), (1664, 146329), (1763, 138112), (2132, 114208), (2158, 112832), (2236, 108896), (2624, 92794), (2656, 91676), (2752, 88478), (3403, 71552), (3526, 69056), (3569, 68224), (4264, 57104), (4316, 56416), (4472, 54448), (5248, 46397), (5312, 45838), (5504, 44239), (6806, 35776), (7052, 34528), (7138, 34112), (8528, 28552), (8632, 28208), (8944, 27224), (10624, 22919), (13612, 17888), (14104, 17264), (14276, 17056)]