291115188

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1559}}^1$

素因数の和:1611

約数の個数: 192

約数和(自身を含む): 978432000

約数和(自身を除く): 687316812

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 19, 21, 26, 27, 28, 36, 38, 39, 42, 52, 54, 57, 63, 76, 78, 84, 91, 108, 114, 117, 126, 133, 156, 171, 182, 189, 228, 234, 247, 252, 266, 273, 342, 351, 364, 378, 399, 468, 494, 513, 532, 546, 684, 702, 741, 756, 798, 819, 988, 1026, 1092, 1197, 1404, 1482, 1559, 1596, 1638, 1729, 2052, 2223, 2394, 2457, 2964, 3118, 3276, 3458, 3591, 4446, 4677, 4788, 4914, 5187, 6236, 6669, 6916, 7182, 8892, 9354, 9828, 10374, 10913, 13338, 14031, 14364, 15561, 18708, 20267, 20748, 21826, 26676, 28062, 29621, 31122, 32739, 40534, 42093, 43652, 46683, 56124, 59242, 60801, 62244, 65478, 81068, 84186, 88863, 93366, 98217, 118484, 121602, 130956, 141869, 168372, 177726, 182403, 186732, 196434, 207347, 243204, 266589, 283738, 294651, 355452, 364806, 385073, 392868, 414694, 425607, 533178, 547209, 567476, 589302, 622041, 729612, 770146, 799767, 829388, 851214, 1066356, 1094418, 1155219, 1178604, 1244082, 1276821, 1540292, 1599534, 1702428, 1866123, 2188836, 2310438, 2488164, 2553642, 2695511, 3199068, 3465657, 3732246, 3830463, 4620876, 5107284, 5391022, 5598369, 6931314, 7464492, 7660926, 8086533, 10396971, 10782044, 11196738, 13862628, 15321852, 16173066, 20793942, 22393476, 24259599, 32346132, 41587884, 48519198, 72778797, 97038396, 145557594, 291115188]

約数ペア:

[(1, 291115188), (2, 145557594), (3, 97038396), (4, 72778797), (6, 48519198), (7, 41587884), (9, 32346132), (12, 24259599), (13, 22393476), (14, 20793942), (18, 16173066), (19, 15321852), (21, 13862628), (26, 11196738), (27, 10782044), (28, 10396971), (36, 8086533), (38, 7660926), (39, 7464492), (42, 6931314), (52, 5598369), (54, 5391022), (57, 5107284), (63, 4620876), (76, 3830463), (78, 3732246), (84, 3465657), (91, 3199068), (108, 2695511), (114, 2553642), (117, 2488164), (126, 2310438), (133, 2188836), (156, 1866123), (171, 1702428), (182, 1599534), (189, 1540292), (228, 1276821), (234, 1244082), (247, 1178604), (252, 1155219), (266, 1094418), (273, 1066356), (342, 851214), (351, 829388), (364, 799767), (378, 770146), (399, 729612), (468, 622041), (494, 589302), (513, 567476), (532, 547209), (546, 533178), (684, 425607), (702, 414694), (741, 392868), (756, 385073), (798, 364806), (819, 355452), (988, 294651), (1026, 283738), (1092, 266589), (1197, 243204), (1404, 207347), (1482, 196434), (1559, 186732), (1596, 182403), (1638, 177726), (1729, 168372), (2052, 141869), (2223, 130956), (2394, 121602), (2457, 118484), (2964, 98217), (3118, 93366), (3276, 88863), (3458, 84186), (3591, 81068), (4446, 65478), (4677, 62244), (4788, 60801), (4914, 59242), (5187, 56124), (6236, 46683), (6669, 43652), (6916, 42093), (7182, 40534), (8892, 32739), (9354, 31122), (9828, 29621), (10374, 28062), (10913, 26676), (13338, 21826), (14031, 20748), (14364, 20267), (15561, 18708)]