316578780

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{27917}}^1$

素因数の和:27945

約数の個数: 120

約数和(自身を含む): 1135034208

約数和(自身を除く): 818455428

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 27917, 55834, 83751, 111668, 139585, 167502, 195419, 251253, 279170, 335004, 390838, 418755, 502506, 558340, 586257, 753759, 781676, 837510, 977095, 1005012, 1172514, 1256265, 1507518, 1675020, 1758771, 1954190, 2261277, 2345028, 2512530, 2931285, 3015036, 3517542, 3768795, 3908380, 4522554, 5025060, 5276313, 5862570, 7035084, 7537590, 8793855, 9045108, 10552626, 11306385, 11725140, 15075180, 15828939, 17587710, 21105252, 22612770, 26381565, 31657878, 35175420, 45225540, 52763130, 63315756, 79144695, 105526260, 158289390, 316578780]

約数ペア:

[(1, 316578780), (2, 158289390), (3, 105526260), (4, 79144695), (5, 63315756), (6, 52763130), (7, 45225540), (9, 35175420), (10, 31657878), (12, 26381565), (14, 22612770), (15, 21105252), (18, 17587710), (20, 15828939), (21, 15075180), (27, 11725140), (28, 11306385), (30, 10552626), (35, 9045108), (36, 8793855), (42, 7537590), (45, 7035084), (54, 5862570), (60, 5276313), (63, 5025060), (70, 4522554), (81, 3908380), (84, 3768795), (90, 3517542), (105, 3015036), (108, 2931285), (126, 2512530), (135, 2345028), (140, 2261277), (162, 1954190), (180, 1758771), (189, 1675020), (210, 1507518), (252, 1256265), (270, 1172514), (315, 1005012), (324, 977095), (378, 837510), (405, 781676), (420, 753759), (540, 586257), (567, 558340), (630, 502506), (756, 418755), (810, 390838), (945, 335004), (1134, 279170), (1260, 251253), (1620, 195419), (1890, 167502), (2268, 139585), (2835, 111668), (3780, 83751), (5670, 55834), (11340, 27917)]