257658120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{42101}}^1$

素因数の和:42135

約数の個数: 96

約数和(自身を含む): 886668120

約数和(自身を除く): 629010000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 306, 340, 360, 408, 510, 612, 680, 765, 1020, 1224, 1530, 2040, 3060, 6120, 42101, 84202, 126303, 168404, 210505, 252606, 336808, 378909, 421010, 505212, 631515, 715717, 757818, 842020, 1010424, 1263030, 1431434, 1515636, 1684040, 1894545, 2147151, 2526060, 2862868, 3031272, 3578585, 3789090, 4294302, 5052120, 5725736, 6441453, 7157170, 7578180, 8588604, 10735755, 12882906, 14314340, 15156360, 17177208, 21471510, 25765812, 28628680, 32207265, 42943020, 51531624, 64414530, 85886040, 128829060, 257658120]

約数ペア:

[(1, 257658120), (2, 128829060), (3, 85886040), (4, 64414530), (5, 51531624), (6, 42943020), (8, 32207265), (9, 28628680), (10, 25765812), (12, 21471510), (15, 17177208), (17, 15156360), (18, 14314340), (20, 12882906), (24, 10735755), (30, 8588604), (34, 7578180), (36, 7157170), (40, 6441453), (45, 5725736), (51, 5052120), (60, 4294302), (68, 3789090), (72, 3578585), (85, 3031272), (90, 2862868), (102, 2526060), (120, 2147151), (136, 1894545), (153, 1684040), (170, 1515636), (180, 1431434), (204, 1263030), (255, 1010424), (306, 842020), (340, 757818), (360, 715717), (408, 631515), (510, 505212), (612, 421010), (680, 378909), (765, 336808), (1020, 252606), (1224, 210505), (1530, 168404), (2040, 126303), (3060, 84202), (6120, 42101)]