1317752520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{991}}^1\times {\mathrm{1583}}^1$

素因数の和:2595

約数の個数: 128

約数和(自身を含む): 4525424640

約数和(自身を除く): 3207672120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 991, 1583, 1982, 2973, 3166, 3964, 4749, 4955, 5946, 6332, 6937, 7915, 7928, 9498, 9910, 11081, 11892, 12664, 13874, 14865, 15830, 18996, 19820, 20811, 22162, 23745, 23784, 27748, 29730, 31660, 33243, 34685, 37992, 39640, 41622, 44324, 47490, 55405, 55496, 59460, 63320, 66486, 69370, 83244, 88648, 94980, 104055, 110810, 118920, 132972, 138740, 166215, 166488, 189960, 208110, 221620, 265944, 277480, 332430, 416220, 443240, 664860, 832440, 1329720, 1568753, 3137506, 4706259, 6275012, 7843765, 9412518, 10981271, 12550024, 15687530, 18825036, 21962542, 23531295, 31375060, 32943813, 37650072, 43925084, 47062590, 54906355, 62750120, 65887626, 87850168, 94125180, 109812710, 131775252, 164719065, 188250360, 219625420, 263550504, 329438130, 439250840, 658876260, 1317752520]

約数ペア:

[(1, 1317752520), (2, 658876260), (3, 439250840), (4, 329438130), (5, 263550504), (6, 219625420), (7, 188250360), (8, 164719065), (10, 131775252), (12, 109812710), (14, 94125180), (15, 87850168), (20, 65887626), (21, 62750120), (24, 54906355), (28, 47062590), (30, 43925084), (35, 37650072), (40, 32943813), (42, 31375060), (56, 23531295), (60, 21962542), (70, 18825036), (84, 15687530), (105, 12550024), (120, 10981271), (140, 9412518), (168, 7843765), (210, 6275012), (280, 4706259), (420, 3137506), (840, 1568753), (991, 1329720), (1583, 832440), (1982, 664860), (2973, 443240), (3166, 416220), (3964, 332430), (4749, 277480), (4955, 265944), (5946, 221620), (6332, 208110), (6937, 189960), (7915, 166488), (7928, 166215), (9498, 138740), (9910, 132972), (11081, 118920), (11892, 110810), (12664, 104055), (13874, 94980), (14865, 88648), (15830, 83244), (18996, 69370), (19820, 66486), (20811, 63320), (22162, 59460), (23745, 55496), (23784, 55405), (27748, 47490), (29730, 44324), (31660, 41622), (33243, 39640), (34685, 37992)]