85284780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{809}}^1$

素因数の和:1079

約数の個数: 96

約数和(自身を含む): 274337280

約数和(自身を除く): 189052500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 251, 420, 502, 753, 809, 1004, 1255, 1506, 1618, 1757, 2427, 2510, 3012, 3236, 3514, 3765, 4045, 4854, 5020, 5271, 5663, 7028, 7530, 8090, 8785, 9708, 10542, 11326, 12135, 15060, 16180, 16989, 17570, 21084, 22652, 24270, 26355, 28315, 33978, 35140, 48540, 52710, 56630, 67956, 84945, 105420, 113260, 169890, 203059, 339780, 406118, 609177, 812236, 1015295, 1218354, 1421413, 2030590, 2436708, 2842826, 3045885, 4061180, 4264239, 5685652, 6091770, 7107065, 8528478, 12183540, 14214130, 17056956, 21321195, 28428260, 42642390, 85284780]

約数ペア:

[(1, 85284780), (2, 42642390), (3, 28428260), (4, 21321195), (5, 17056956), (6, 14214130), (7, 12183540), (10, 8528478), (12, 7107065), (14, 6091770), (15, 5685652), (20, 4264239), (21, 4061180), (28, 3045885), (30, 2842826), (35, 2436708), (42, 2030590), (60, 1421413), (70, 1218354), (84, 1015295), (105, 812236), (140, 609177), (210, 406118), (251, 339780), (420, 203059), (502, 169890), (753, 113260), (809, 105420), (1004, 84945), (1255, 67956), (1506, 56630), (1618, 52710), (1757, 48540), (2427, 35140), (2510, 33978), (3012, 28315), (3236, 26355), (3514, 24270), (3765, 22652), (4045, 21084), (4854, 17570), (5020, 16989), (5271, 16180), (5663, 15060), (7028, 12135), (7530, 11326), (8090, 10542), (8785, 9708)]