68960240

素因数分解:

$2^4\times 5^1\times {\mathrm{373}}^1\times {\mathrm{2311}}^1$

素因数の和:2697

約数の個数: 40

約数和(自身を含む): 160831968

約数和(自身を除く): 91871728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 373, 746, 1492, 1865, 2311, 2984, 3730, 4622, 5968, 7460, 9244, 11555, 14920, 18488, 23110, 29840, 36976, 46220, 92440, 184880, 862003, 1724006, 3448012, 4310015, 6896024, 8620030, 13792048, 17240060, 34480120, 68960240]

約数ペア:

[(1, 68960240), (2, 34480120), (4, 17240060), (5, 13792048), (8, 8620030), (10, 6896024), (16, 4310015), (20, 3448012), (40, 1724006), (80, 862003), (373, 184880), (746, 92440), (1492, 46220), (1865, 36976), (2311, 29840), (2984, 23110), (3730, 18488), (4622, 14920), (5968, 11555), (7460, 9244)]