70887280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1109}}^1$

素因数の和:1186

約数の個数: 80

約数和(自身を含む): 178381440

約数和(自身を除く): 107494160

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 47, 68, 80, 85, 94, 136, 170, 188, 235, 272, 340, 376, 470, 680, 752, 799, 940, 1109, 1360, 1598, 1880, 2218, 3196, 3760, 3995, 4436, 5545, 6392, 7990, 8872, 11090, 12784, 15980, 17744, 18853, 22180, 31960, 37706, 44360, 52123, 63920, 75412, 88720, 94265, 104246, 150824, 188530, 208492, 260615, 301648, 377060, 416984, 521230, 754120, 833968, 886091, 1042460, 1508240, 1772182, 2084920, 3544364, 4169840, 4430455, 7088728, 8860910, 14177456, 17721820, 35443640, 70887280]

約数ペア:

[(1, 70887280), (2, 35443640), (4, 17721820), (5, 14177456), (8, 8860910), (10, 7088728), (16, 4430455), (17, 4169840), (20, 3544364), (34, 2084920), (40, 1772182), (47, 1508240), (68, 1042460), (80, 886091), (85, 833968), (94, 754120), (136, 521230), (170, 416984), (188, 377060), (235, 301648), (272, 260615), (340, 208492), (376, 188530), (470, 150824), (680, 104246), (752, 94265), (799, 88720), (940, 75412), (1109, 63920), (1360, 52123), (1598, 44360), (1880, 37706), (2218, 31960), (3196, 22180), (3760, 18853), (3995, 17744), (4436, 15980), (5545, 12784), (6392, 11090), (7990, 8872)]