64688040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{179689}}^1$

素因数の和:179706

約数の個数: 48

約数和(自身を含む): 210237300

約数和(自身を除く): 145549260

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 179689, 359378, 539067, 718756, 898445, 1078134, 1437512, 1617201, 1796890, 2156268, 2695335, 3234402, 3593780, 4312536, 5390670, 6468804, 7187560, 8086005, 10781340, 12937608, 16172010, 21562680, 32344020, 64688040]

約数ペア:

[(1, 64688040), (2, 32344020), (3, 21562680), (4, 16172010), (5, 12937608), (6, 10781340), (8, 8086005), (9, 7187560), (10, 6468804), (12, 5390670), (15, 4312536), (18, 3593780), (20, 3234402), (24, 2695335), (30, 2156268), (36, 1796890), (40, 1617201), (45, 1437512), (60, 1078134), (72, 898445), (90, 718756), (120, 539067), (180, 359378), (360, 179689)]