57555540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2687}}^1$

素因数の和:2726

約数の個数: 144

約数和(自身を含む): 211341312

約数和(自身を除く): 153785772

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 2687, 3060, 3570, 4284, 5355, 5374, 7140, 8061, 10710, 10748, 13435, 16122, 18809, 21420, 24183, 26870, 32244, 37618, 40305, 45679, 48366, 53740, 56427, 75236, 80610, 91358, 94045, 96732, 112854, 120915, 137037, 161220, 169281, 182716, 188090, 225708, 228395, 241830, 274074, 282135, 319753, 338562, 376180, 411111, 456790, 483660, 548148, 564270, 639506, 677124, 685185, 822222, 846405, 913580, 959259, 1128540, 1279012, 1370370, 1598765, 1644444, 1692810, 1918518, 2055555, 2740740, 2877777, 3197530, 3385620, 3837036, 4111110, 4796295, 5755554, 6395060, 8222220, 9592590, 11511108, 14388885, 19185180, 28777770, 57555540]

約数ペア:

[(1, 57555540), (2, 28777770), (3, 19185180), (4, 14388885), (5, 11511108), (6, 9592590), (7, 8222220), (9, 6395060), (10, 5755554), (12, 4796295), (14, 4111110), (15, 3837036), (17, 3385620), (18, 3197530), (20, 2877777), (21, 2740740), (28, 2055555), (30, 1918518), (34, 1692810), (35, 1644444), (36, 1598765), (42, 1370370), (45, 1279012), (51, 1128540), (60, 959259), (63, 913580), (68, 846405), (70, 822222), (84, 685185), (85, 677124), (90, 639506), (102, 564270), (105, 548148), (119, 483660), (126, 456790), (140, 411111), (153, 376180), (170, 338562), (180, 319753), (204, 282135), (210, 274074), (238, 241830), (252, 228395), (255, 225708), (306, 188090), (315, 182716), (340, 169281), (357, 161220), (420, 137037), (476, 120915), (510, 112854), (595, 96732), (612, 94045), (630, 91358), (714, 80610), (765, 75236), (1020, 56427), (1071, 53740), (1190, 48366), (1260, 45679), (1428, 40305), (1530, 37618), (1785, 32244), (2142, 26870), (2380, 24183), (2687, 21420), (3060, 18809), (3570, 16122), (4284, 13435), (5355, 10748), (5374, 10710), (7140, 8061)]