838853820

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{73973}}^1$

素因数の和:74001

約数の個数: 120

約数和(自身を含む): 3007486944

約数和(自身を除く): 2168633124

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, 73973, 147946, 221919, 295892, 369865, 443838, 517811, 665757, 739730, 887676, 1035622, 1109595, 1331514, 1479460, 1553433, 1997271, 2071244, 2219190, 2589055, 2663028, 3106866, 3328785, 3994542, 4438380, 4660299, 5178110, 5991813, 6213732, 6657570, 7767165, 7989084, 9320598, 9986355, 10356220, 11983626, 13315140, 13980897, 15534330, 18641196, 19972710, 23301495, 23967252, 27961794, 29959065, 31068660, 39945420, 41942691, 46602990, 55923588, 59918130, 69904485, 83885382, 93205980, 119836260, 139808970, 167770764, 209713455, 279617940, 419426910, 838853820]

約数ペア:

[(1, 838853820), (2, 419426910), (3, 279617940), (4, 209713455), (5, 167770764), (6, 139808970), (7, 119836260), (9, 93205980), (10, 83885382), (12, 69904485), (14, 59918130), (15, 55923588), (18, 46602990), (20, 41942691), (21, 39945420), (27, 31068660), (28, 29959065), (30, 27961794), (35, 23967252), (36, 23301495), (42, 19972710), (45, 18641196), (54, 15534330), (60, 13980897), (63, 13315140), (70, 11983626), (81, 10356220), (84, 9986355), (90, 9320598), (105, 7989084), (108, 7767165), (126, 6657570), (135, 6213732), (140, 5991813), (162, 5178110), (180, 4660299), (189, 4438380), (210, 3994542), (252, 3328785), (270, 3106866), (315, 2663028), (324, 2589055), (378, 2219190), (405, 2071244), (420, 1997271), (540, 1553433), (567, 1479460), (630, 1331514), (756, 1109595), (810, 1035622), (945, 887676), (1134, 739730), (1260, 665757), (1620, 517811), (1890, 443838), (2268, 369865), (2835, 295892), (3780, 221919), (5670, 147946), (11340, 73973)]