1999150816

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:313

約数の個数: 192

約数和(自身を含む): 4741632000

約数和(自身を除く): 2742481184

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 32, 38, 41, 52, 62, 76, 82, 104, 124, 152, 164, 199, 208, 247, 248, 304, 328, 398, 403, 416, 494, 496, 533, 589, 608, 656, 779, 796, 806, 988, 992, 1066, 1178, 1271, 1312, 1558, 1592, 1612, 1976, 2132, 2356, 2542, 2587, 3116, 3184, 3224, 3781, 3952, 4264, 4712, 5084, 5174, 6169, 6232, 6368, 6448, 7562, 7657, 7904, 8159, 8528, 9424, 10127, 10168, 10348, 12338, 12464, 12896, 15124, 15314, 16318, 16523, 17056, 18848, 20254, 20336, 20696, 24149, 24676, 24928, 30248, 30628, 32636, 33046, 40508, 40672, 41392, 48298, 49153, 49352, 60496, 61256, 65272, 66092, 80197, 81016, 82784, 96596, 98306, 98704, 106067, 117211, 120992, 122512, 130544, 132184, 155021, 160394, 162032, 193192, 196612, 197408, 212134, 234422, 245024, 252929, 261088, 264368, 310042, 313937, 320788, 324064, 386384, 393224, 424268, 468844, 505858, 528736, 620084, 627874, 641576, 772768, 786448, 848536, 937688, 1011716, 1240168, 1255748, 1283152, 1523743, 1572896, 1697072, 1875376, 2015273, 2023432, 2480336, 2511496, 2566304, 3047486, 3288077, 3394144, 3750752, 4030546, 4046864, 4805651, 4960672, 5022992, 6094972, 6576154, 8061092, 8093728, 9611302, 10045984, 12189944, 13152308, 16122184, 19222604, 24379888, 26304616, 32244368, 38445208, 48759776, 52609232, 62473463, 64488736, 76890416, 105218464, 124946926, 153780832, 249893852, 499787704, 999575408, 1999150816]

約数ペア:

[(1, 1999150816), (2, 999575408), (4, 499787704), (8, 249893852), (13, 153780832), (16, 124946926), (19, 105218464), (26, 76890416), (31, 64488736), (32, 62473463), (38, 52609232), (41, 48759776), (52, 38445208), (62, 32244368), (76, 26304616), (82, 24379888), (104, 19222604), (124, 16122184), (152, 13152308), (164, 12189944), (199, 10045984), (208, 9611302), (247, 8093728), (248, 8061092), (304, 6576154), (328, 6094972), (398, 5022992), (403, 4960672), (416, 4805651), (494, 4046864), (496, 4030546), (533, 3750752), (589, 3394144), (608, 3288077), (656, 3047486), (779, 2566304), (796, 2511496), (806, 2480336), (988, 2023432), (992, 2015273), (1066, 1875376), (1178, 1697072), (1271, 1572896), (1312, 1523743), (1558, 1283152), (1592, 1255748), (1612, 1240168), (1976, 1011716), (2132, 937688), (2356, 848536), (2542, 786448), (2587, 772768), (3116, 641576), (3184, 627874), (3224, 620084), (3781, 528736), (3952, 505858), (4264, 468844), (4712, 424268), (5084, 393224), (5174, 386384), (6169, 324064), (6232, 320788), (6368, 313937), (6448, 310042), (7562, 264368), (7657, 261088), (7904, 252929), (8159, 245024), (8528, 234422), (9424, 212134), (10127, 197408), (10168, 196612), (10348, 193192), (12338, 162032), (12464, 160394), (12896, 155021), (15124, 132184), (15314, 130544), (16318, 122512), (16523, 120992), (17056, 117211), (18848, 106067), (20254, 98704), (20336, 98306), (20696, 96596), (24149, 82784), (24676, 81016), (24928, 80197), (30248, 66092), (30628, 65272), (32636, 61256), (33046, 60496), (40508, 49352), (40672, 49153), (41392, 48298)]