7423920

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{491}}^1$

素因数の和:520

約数の個数: 160

約数和(自身を含む): 29283840

約数和(自身を除く): 21859920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 491, 504, 540, 560, 630, 720, 756, 840, 945, 982, 1008, 1080, 1260, 1473, 1512, 1680, 1890, 1964, 2160, 2455, 2520, 2946, 3024, 3437, 3780, 3928, 4419, 4910, 5040, 5892, 6874, 7365, 7560, 7856, 8838, 9820, 10311, 11784, 13257, 13748, 14730, 15120, 17185, 17676, 19640, 20622, 22095, 23568, 26514, 27496, 29460, 30933, 34370, 35352, 39280, 41244, 44190, 51555, 53028, 54992, 58920, 61866, 66285, 68740, 70704, 82488, 88380, 92799, 103110, 106056, 117840, 123732, 132570, 137480, 154665, 164976, 176760, 185598, 206220, 212112, 247464, 265140, 274960, 309330, 353520, 371196, 412440, 463995, 494928, 530280, 618660, 742392, 824880, 927990, 1060560, 1237320, 1484784, 1855980, 2474640, 3711960, 7423920]

約数ペア:

[(1, 7423920), (2, 3711960), (3, 2474640), (4, 1855980), (5, 1484784), (6, 1237320), (7, 1060560), (8, 927990), (9, 824880), (10, 742392), (12, 618660), (14, 530280), (15, 494928), (16, 463995), (18, 412440), (20, 371196), (21, 353520), (24, 309330), (27, 274960), (28, 265140), (30, 247464), (35, 212112), (36, 206220), (40, 185598), (42, 176760), (45, 164976), (48, 154665), (54, 137480), (56, 132570), (60, 123732), (63, 117840), (70, 106056), (72, 103110), (80, 92799), (84, 88380), (90, 82488), (105, 70704), (108, 68740), (112, 66285), (120, 61866), (126, 58920), (135, 54992), (140, 53028), (144, 51555), (168, 44190), (180, 41244), (189, 39280), (210, 35352), (216, 34370), (240, 30933), (252, 29460), (270, 27496), (280, 26514), (315, 23568), (336, 22095), (360, 20622), (378, 19640), (420, 17676), (432, 17185), (491, 15120), (504, 14730), (540, 13748), (560, 13257), (630, 11784), (720, 10311), (756, 9820), (840, 8838), (945, 7856), (982, 7560), (1008, 7365), (1080, 6874), (1260, 5892), (1473, 5040), (1512, 4910), (1680, 4419), (1890, 3928), (1964, 3780), (2160, 3437), (2455, 3024), (2520, 2946)]