208030020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{18541}}^1$

素因数の和:18581

約数の個数: 96

約数和(自身を含む): 672852096

約数和(自身を除く): 464822076

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 17, 20, 22, 30, 33, 34, 44, 51, 55, 60, 66, 68, 85, 102, 110, 132, 165, 170, 187, 204, 220, 255, 330, 340, 374, 510, 561, 660, 748, 935, 1020, 1122, 1870, 2244, 2805, 3740, 5610, 11220, 18541, 37082, 55623, 74164, 92705, 111246, 185410, 203951, 222492, 278115, 315197, 370820, 407902, 556230, 611853, 630394, 815804, 945591, 1019755, 1112460, 1223706, 1260788, 1575985, 1891182, 2039510, 2447412, 3059265, 3151970, 3467167, 3782364, 4079020, 4727955, 6118530, 6303940, 6934334, 9455910, 10401501, 12237060, 13868668, 17335835, 18911820, 20803002, 34671670, 41606004, 52007505, 69343340, 104015010, 208030020]

約数ペア:

[(1, 208030020), (2, 104015010), (3, 69343340), (4, 52007505), (5, 41606004), (6, 34671670), (10, 20803002), (11, 18911820), (12, 17335835), (15, 13868668), (17, 12237060), (20, 10401501), (22, 9455910), (30, 6934334), (33, 6303940), (34, 6118530), (44, 4727955), (51, 4079020), (55, 3782364), (60, 3467167), (66, 3151970), (68, 3059265), (85, 2447412), (102, 2039510), (110, 1891182), (132, 1575985), (165, 1260788), (170, 1223706), (187, 1112460), (204, 1019755), (220, 945591), (255, 815804), (330, 630394), (340, 611853), (374, 556230), (510, 407902), (561, 370820), (660, 315197), (748, 278115), (935, 222492), (1020, 203951), (1122, 185410), (1870, 111246), (2244, 92705), (2805, 74164), (3740, 55623), (5610, 37082), (11220, 18541)]