320908312

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{373}}^1$

素因数の和:524

約数の個数: 64

約数和(自身を含む): 642771360

約数和(自身を除く): 321863048

約数列:

[1, 2, 4, 8, 41, 43, 61, 82, 86, 122, 164, 172, 244, 328, 344, 373, 488, 746, 1492, 1763, 2501, 2623, 2984, 3526, 5002, 5246, 7052, 10004, 10492, 14104, 15293, 16039, 20008, 20984, 22753, 30586, 32078, 45506, 61172, 64156, 91012, 107543, 122344, 128312, 182024, 215086, 430172, 657599, 860344, 932873, 978379, 1315198, 1865746, 1956758, 2630396, 3731492, 3913516, 5260792, 7462984, 7827032, 40113539, 80227078, 160454156, 320908312]

約数ペア:

[(1, 320908312), (2, 160454156), (4, 80227078), (8, 40113539), (41, 7827032), (43, 7462984), (61, 5260792), (82, 3913516), (86, 3731492), (122, 2630396), (164, 1956758), (172, 1865746), (244, 1315198), (328, 978379), (344, 932873), (373, 860344), (488, 657599), (746, 430172), (1492, 215086), (1763, 182024), (2501, 128312), (2623, 122344), (2984, 107543), (3526, 91012), (5002, 64156), (5246, 61172), (7052, 45506), (10004, 32078), (10492, 30586), (14104, 22753), (15293, 20984), (16039, 20008)]