1620081288

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{557}}^1$

素因数の和:804

約数の個数: 192

約数和(自身を含む): 5222880000

約数和(自身を除く): 3602798712

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 29, 36, 42, 56, 58, 63, 72, 84, 87, 116, 126, 168, 174, 199, 203, 232, 252, 261, 348, 398, 406, 504, 522, 557, 597, 609, 696, 796, 812, 1044, 1114, 1194, 1218, 1393, 1592, 1624, 1671, 1791, 1827, 2088, 2228, 2388, 2436, 2786, 3342, 3582, 3654, 3899, 4179, 4456, 4776, 4872, 5013, 5572, 5771, 6684, 7164, 7308, 7798, 8358, 10026, 11144, 11542, 11697, 12537, 13368, 14328, 14616, 15596, 16153, 16716, 17313, 20052, 23084, 23394, 25074, 31192, 32306, 33432, 34626, 35091, 40104, 40397, 46168, 46788, 48459, 50148, 51939, 64612, 69252, 70182, 80794, 93576, 96918, 100296, 103878, 110843, 113071, 121191, 129224, 138504, 140364, 145377, 161588, 193836, 207756, 221686, 226142, 242382, 280728, 290754, 323176, 332529, 339213, 363573, 387672, 415512, 443372, 452284, 484764, 581508, 665058, 678426, 727146, 775901, 886744, 904568, 969528, 997587, 1017639, 1163016, 1330116, 1356852, 1454292, 1551802, 1995174, 2035278, 2327703, 2660232, 2713704, 2908584, 3103604, 3214447, 3990348, 4070556, 4655406, 6207208, 6428894, 6983109, 7980696, 8141112, 9310812, 9643341, 12857788, 13966218, 18621624, 19286682, 22501129, 25715576, 27932436, 28930023, 38573364, 45002258, 55864872, 57860046, 67503387, 77146728, 90004516, 115720092, 135006774, 180009032, 202510161, 231440184, 270013548, 405020322, 540027096, 810040644, 1620081288]

約数ペア:

[(1, 1620081288), (2, 810040644), (3, 540027096), (4, 405020322), (6, 270013548), (7, 231440184), (8, 202510161), (9, 180009032), (12, 135006774), (14, 115720092), (18, 90004516), (21, 77146728), (24, 67503387), (28, 57860046), (29, 55864872), (36, 45002258), (42, 38573364), (56, 28930023), (58, 27932436), (63, 25715576), (72, 22501129), (84, 19286682), (87, 18621624), (116, 13966218), (126, 12857788), (168, 9643341), (174, 9310812), (199, 8141112), (203, 7980696), (232, 6983109), (252, 6428894), (261, 6207208), (348, 4655406), (398, 4070556), (406, 3990348), (504, 3214447), (522, 3103604), (557, 2908584), (597, 2713704), (609, 2660232), (696, 2327703), (796, 2035278), (812, 1995174), (1044, 1551802), (1114, 1454292), (1194, 1356852), (1218, 1330116), (1393, 1163016), (1592, 1017639), (1624, 997587), (1671, 969528), (1791, 904568), (1827, 886744), (2088, 775901), (2228, 727146), (2388, 678426), (2436, 665058), (2786, 581508), (3342, 484764), (3582, 452284), (3654, 443372), (3899, 415512), (4179, 387672), (4456, 363573), (4776, 339213), (4872, 332529), (5013, 323176), (5572, 290754), (5771, 280728), (6684, 242382), (7164, 226142), (7308, 221686), (7798, 207756), (8358, 193836), (10026, 161588), (11144, 145377), (11542, 140364), (11697, 138504), (12537, 129224), (13368, 121191), (14328, 113071), (14616, 110843), (15596, 103878), (16153, 100296), (16716, 96918), (17313, 93576), (20052, 80794), (23084, 70182), (23394, 69252), (25074, 64612), (31192, 51939), (32306, 50148), (33432, 48459), (34626, 46788), (35091, 46168), (40104, 40397)]