990180828

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1$

素因数の和:466

約数の個数: 288

約数和(自身を含む): 3311380800

約数和(自身を除く): 2321199972

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 37, 39, 42, 49, 52, 54, 63, 74, 78, 84, 91, 98, 108, 111, 117, 126, 147, 148, 156, 182, 189, 196, 222, 234, 252, 259, 273, 294, 333, 351, 364, 378, 389, 441, 444, 468, 481, 518, 546, 588, 637, 666, 702, 756, 777, 778, 819, 882, 962, 999, 1036, 1092, 1167, 1274, 1323, 1332, 1404, 1443, 1554, 1556, 1638, 1764, 1813, 1911, 1924, 1998, 2331, 2334, 2457, 2548, 2646, 2723, 2886, 3108, 3276, 3367, 3501, 3626, 3822, 3996, 4329, 4662, 4668, 4914, 5057, 5292, 5439, 5446, 5733, 5772, 6734, 6993, 7002, 7252, 7644, 8169, 8658, 9324, 9828, 10101, 10114, 10503, 10878, 10892, 11466, 12987, 13468, 13986, 14004, 14393, 15171, 16317, 16338, 17199, 17316, 19061, 20202, 20228, 21006, 21756, 22932, 23569, 24507, 25974, 27972, 28786, 30303, 30342, 32634, 32676, 34398, 35399, 38122, 40404, 42012, 43179, 45513, 47138, 48951, 49014, 51948, 57183, 57572, 60606, 60684, 65268, 68796, 70707, 70798, 73521, 76244, 86358, 90909, 91026, 94276, 97902, 98028, 100751, 106197, 114366, 121212, 129537, 136539, 141414, 141596, 147042, 171549, 172716, 181818, 182052, 187109, 195804, 201502, 212121, 212394, 228732, 247793, 259074, 273078, 282828, 294084, 302253, 318591, 343098, 363636, 374218, 388611, 403004, 424242, 424788, 495586, 514647, 518148, 546156, 561327, 604506, 636363, 637182, 686196, 705257, 743379, 748436, 777222, 848484, 906759, 955773, 991172, 1029294, 1122654, 1209012, 1272726, 1274364, 1309763, 1410514, 1486758, 1554444, 1683981, 1813518, 1911546, 2058588, 2115771, 2230137, 2245308, 2545452, 2619526, 2720277, 2821028, 2973516, 3367962, 3627036, 3823092, 3929289, 4231542, 4460274, 5051943, 5239052, 5440554, 6347313, 6690411, 6735924, 7858578, 8463084, 8920548, 9168341, 10103886, 10881108, 11787867, 12694626, 13380822, 15717156, 18336682, 19041939, 20207772, 23575734, 25389252, 26761644, 27505023, 35363601, 36673364, 38083878, 47151468, 55010046, 70727202, 76167756, 82515069, 110020092, 141454404, 165030138, 247545207, 330060276, 495090414, 990180828]

約数ペア:

[(1, 990180828), (2, 495090414), (3, 330060276), (4, 247545207), (6, 165030138), (7, 141454404), (9, 110020092), (12, 82515069), (13, 76167756), (14, 70727202), (18, 55010046), (21, 47151468), (26, 38083878), (27, 36673364), (28, 35363601), (36, 27505023), (37, 26761644), (39, 25389252), (42, 23575734), (49, 20207772), (52, 19041939), (54, 18336682), (63, 15717156), (74, 13380822), (78, 12694626), (84, 11787867), (91, 10881108), (98, 10103886), (108, 9168341), (111, 8920548), (117, 8463084), (126, 7858578), (147, 6735924), (148, 6690411), (156, 6347313), (182, 5440554), (189, 5239052), (196, 5051943), (222, 4460274), (234, 4231542), (252, 3929289), (259, 3823092), (273, 3627036), (294, 3367962), (333, 2973516), (351, 2821028), (364, 2720277), (378, 2619526), (389, 2545452), (441, 2245308), (444, 2230137), (468, 2115771), (481, 2058588), (518, 1911546), (546, 1813518), (588, 1683981), (637, 1554444), (666, 1486758), (702, 1410514), (756, 1309763), (777, 1274364), (778, 1272726), (819, 1209012), (882, 1122654), (962, 1029294), (999, 991172), (1036, 955773), (1092, 906759), (1167, 848484), (1274, 777222), (1323, 748436), (1332, 743379), (1404, 705257), (1443, 686196), (1554, 637182), (1556, 636363), (1638, 604506), (1764, 561327), (1813, 546156), (1911, 518148), (1924, 514647), (1998, 495586), (2331, 424788), (2334, 424242), (2457, 403004), (2548, 388611), (2646, 374218), (2723, 363636), (2886, 343098), (3108, 318591), (3276, 302253), (3367, 294084), (3501, 282828), (3626, 273078), (3822, 259074), (3996, 247793), (4329, 228732), (4662, 212394), (4668, 212121), (4914, 201502), (5057, 195804), (5292, 187109), (5439, 182052), (5446, 181818), (5733, 172716), (5772, 171549), (6734, 147042), (6993, 141596), (7002, 141414), (7252, 136539), (7644, 129537), (8169, 121212), (8658, 114366), (9324, 106197), (9828, 100751), (10101, 98028), (10114, 97902), (10503, 94276), (10878, 91026), (10892, 90909), (11466, 86358), (12987, 76244), (13468, 73521), (13986, 70798), (14004, 70707), (14393, 68796), (15171, 65268), (16317, 60684), (16338, 60606), (17199, 57572), (17316, 57183), (19061, 51948), (20202, 49014), (20228, 48951), (21006, 47138), (21756, 45513), (22932, 43179), (23569, 42012), (24507, 40404), (25974, 38122), (27972, 35399), (28786, 34398), (30303, 32676), (30342, 32634)]