17700720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{563}}^1$

素因数の和:710

約数の個数: 80

約数和(自身を含む): 55389312

約数和(自身を除く): 37688592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 131, 240, 262, 393, 524, 563, 655, 786, 1048, 1126, 1310, 1572, 1689, 1965, 2096, 2252, 2620, 2815, 3144, 3378, 3930, 4504, 5240, 5630, 6288, 6756, 7860, 8445, 9008, 10480, 11260, 13512, 15720, 16890, 22520, 27024, 31440, 33780, 45040, 67560, 73753, 135120, 147506, 221259, 295012, 368765, 442518, 590024, 737530, 885036, 1106295, 1180048, 1475060, 1770072, 2212590, 2950120, 3540144, 4425180, 5900240, 8850360, 17700720]

約数ペア:

[(1, 17700720), (2, 8850360), (3, 5900240), (4, 4425180), (5, 3540144), (6, 2950120), (8, 2212590), (10, 1770072), (12, 1475060), (15, 1180048), (16, 1106295), (20, 885036), (24, 737530), (30, 590024), (40, 442518), (48, 368765), (60, 295012), (80, 221259), (120, 147506), (131, 135120), (240, 73753), (262, 67560), (393, 45040), (524, 33780), (563, 31440), (655, 27024), (786, 22520), (1048, 16890), (1126, 15720), (1310, 13512), (1572, 11260), (1689, 10480), (1965, 9008), (2096, 8445), (2252, 7860), (2620, 6756), (2815, 6288), (3144, 5630), (3378, 5240), (3930, 4504)]