1990456416

素因数分解:

$2^5\times 3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3109}}^1$

素因数の和:3163

約数の個数: 240

約数和(自身を含む): 6638108400

約数和(自身を除く): 4647651984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 27, 32, 36, 38, 39, 48, 52, 54, 57, 72, 76, 78, 81, 96, 104, 108, 114, 117, 144, 152, 156, 162, 171, 208, 216, 228, 234, 247, 288, 304, 312, 324, 342, 351, 416, 432, 456, 468, 494, 513, 608, 624, 648, 684, 702, 741, 864, 912, 936, 988, 1026, 1053, 1248, 1296, 1368, 1404, 1482, 1539, 1824, 1872, 1976, 2052, 2106, 2223, 2592, 2736, 2808, 2964, 3078, 3109, 3744, 3952, 4104, 4212, 4446, 5472, 5616, 5928, 6156, 6218, 6669, 7904, 8208, 8424, 8892, 9327, 11232, 11856, 12312, 12436, 13338, 16416, 16848, 17784, 18654, 20007, 23712, 24624, 24872, 26676, 27981, 33696, 35568, 37308, 40014, 40417, 49248, 49744, 53352, 55962, 59071, 71136, 74616, 80028, 80834, 83943, 99488, 106704, 111924, 118142, 121251, 149232, 160056, 161668, 167886, 177213, 213408, 223848, 236284, 242502, 251829, 298464, 320112, 323336, 335772, 354426, 363753, 447696, 472568, 485004, 503658, 531639, 640224, 646672, 671544, 708852, 727506, 767923, 895392, 945136, 970008, 1007316, 1063278, 1091259, 1293344, 1343088, 1417704, 1455012, 1535846, 1594917, 1890272, 1940016, 2014632, 2126556, 2182518, 2303769, 2686176, 2835408, 2910024, 3071692, 3189834, 3273777, 3880032, 4029264, 4253112, 4365036, 4607538, 4784751, 5670816, 5820048, 6143384, 6379668, 6547554, 6911307, 8058528, 8506224, 8730072, 9215076, 9569502, 11640096, 12286768, 12759336, 13095108, 13822614, 17012448, 17460144, 18430152, 19139004, 20733921, 24573536, 25518672, 26190216, 27645228, 34920288, 36860304, 38278008, 41467842, 51037344, 52380432, 55290456, 62201763, 73720608, 76556016, 82935684, 104760864, 110580912, 124403526, 153112032, 165871368, 221161824, 248807052, 331742736, 497614104, 663485472, 995228208, 1990456416]

約数ペア:

[(1, 1990456416), (2, 995228208), (3, 663485472), (4, 497614104), (6, 331742736), (8, 248807052), (9, 221161824), (12, 165871368), (13, 153112032), (16, 124403526), (18, 110580912), (19, 104760864), (24, 82935684), (26, 76556016), (27, 73720608), (32, 62201763), (36, 55290456), (38, 52380432), (39, 51037344), (48, 41467842), (52, 38278008), (54, 36860304), (57, 34920288), (72, 27645228), (76, 26190216), (78, 25518672), (81, 24573536), (96, 20733921), (104, 19139004), (108, 18430152), (114, 17460144), (117, 17012448), (144, 13822614), (152, 13095108), (156, 12759336), (162, 12286768), (171, 11640096), (208, 9569502), (216, 9215076), (228, 8730072), (234, 8506224), (247, 8058528), (288, 6911307), (304, 6547554), (312, 6379668), (324, 6143384), (342, 5820048), (351, 5670816), (416, 4784751), (432, 4607538), (456, 4365036), (468, 4253112), (494, 4029264), (513, 3880032), (608, 3273777), (624, 3189834), (648, 3071692), (684, 2910024), (702, 2835408), (741, 2686176), (864, 2303769), (912, 2182518), (936, 2126556), (988, 2014632), (1026, 1940016), (1053, 1890272), (1248, 1594917), (1296, 1535846), (1368, 1455012), (1404, 1417704), (1482, 1343088), (1539, 1293344), (1824, 1091259), (1872, 1063278), (1976, 1007316), (2052, 970008), (2106, 945136), (2223, 895392), (2592, 767923), (2736, 727506), (2808, 708852), (2964, 671544), (3078, 646672), (3109, 640224), (3744, 531639), (3952, 503658), (4104, 485004), (4212, 472568), (4446, 447696), (5472, 363753), (5616, 354426), (5928, 335772), (6156, 323336), (6218, 320112), (6669, 298464), (7904, 251829), (8208, 242502), (8424, 236284), (8892, 223848), (9327, 213408), (11232, 177213), (11856, 167886), (12312, 161668), (12436, 160056), (13338, 149232), (16416, 121251), (16848, 118142), (17784, 111924), (18654, 106704), (20007, 99488), (23712, 83943), (24624, 80834), (24872, 80028), (26676, 74616), (27981, 71136), (33696, 59071), (35568, 55962), (37308, 53352), (40014, 49744), (40417, 49248)]