316723280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127711}}^1$

素因数の和:127755

約数の個数: 40

約数和(自身を含む): 760141824

約数和(自身を除く): 443418544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 127711, 255422, 510844, 638555, 1021688, 1277110, 2043376, 2554220, 3959041, 5108440, 7918082, 10216880, 15836164, 19795205, 31672328, 39590410, 63344656, 79180820, 158361640, 316723280]

約数ペア:

[(1, 316723280), (2, 158361640), (4, 79180820), (5, 63344656), (8, 39590410), (10, 31672328), (16, 19795205), (20, 15836164), (31, 10216880), (40, 7918082), (62, 5108440), (80, 3959041), (124, 2554220), (155, 2043376), (248, 1277110), (310, 1021688), (496, 638555), (620, 510844), (1240, 255422), (2480, 127711)]