420909888

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:405

約数の個数: 224

約数和(自身を含む): 1369405440

約数和(自身を除く): 948495552

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 53, 56, 57, 64, 76, 84, 96, 106, 112, 114, 133, 152, 159, 168, 192, 212, 224, 228, 266, 304, 311, 318, 336, 371, 399, 424, 448, 456, 532, 608, 622, 636, 672, 742, 798, 848, 912, 933, 1007, 1064, 1113, 1216, 1244, 1272, 1344, 1484, 1596, 1696, 1824, 1866, 2014, 2128, 2177, 2226, 2488, 2544, 2968, 3021, 3192, 3392, 3648, 3732, 4028, 4256, 4354, 4452, 4976, 5088, 5909, 5936, 6042, 6384, 6531, 7049, 7464, 8056, 8512, 8708, 8904, 9952, 10176, 11818, 11872, 12084, 12768, 13062, 14098, 14928, 16112, 16483, 17416, 17727, 17808, 19904, 21147, 23636, 23744, 24168, 25536, 26124, 28196, 29856, 32224, 32966, 34832, 35454, 35616, 41363, 42294, 47272, 48336, 49449, 52248, 56392, 59712, 64448, 65932, 69664, 70908, 71232, 82726, 84588, 94544, 96672, 98898, 104496, 112784, 115381, 124089, 131864, 139328, 141816, 165452, 169176, 189088, 193344, 197796, 208992, 225568, 230762, 248178, 263728, 283632, 313177, 330904, 338352, 346143, 378176, 395592, 417984, 451136, 461524, 496356, 527456, 567264, 626354, 661808, 676704, 692286, 791184, 923048, 939531, 992712, 1054912, 1134528, 1252708, 1323616, 1353408, 1384572, 1582368, 1846096, 1879062, 1985424, 2192239, 2505416, 2647232, 2769144, 3164736, 3692192, 3758124, 3970848, 4384478, 5010832, 5538288, 6576717, 7384384, 7516248, 7941696, 8768956, 10021664, 11076576, 13153434, 15032496, 17537912, 20043328, 22153152, 26306868, 30064992, 35075824, 52613736, 60129984, 70151648, 105227472, 140303296, 210454944, 420909888]

約数ペア:

[(1, 420909888), (2, 210454944), (3, 140303296), (4, 105227472), (6, 70151648), (7, 60129984), (8, 52613736), (12, 35075824), (14, 30064992), (16, 26306868), (19, 22153152), (21, 20043328), (24, 17537912), (28, 15032496), (32, 13153434), (38, 11076576), (42, 10021664), (48, 8768956), (53, 7941696), (56, 7516248), (57, 7384384), (64, 6576717), (76, 5538288), (84, 5010832), (96, 4384478), (106, 3970848), (112, 3758124), (114, 3692192), (133, 3164736), (152, 2769144), (159, 2647232), (168, 2505416), (192, 2192239), (212, 1985424), (224, 1879062), (228, 1846096), (266, 1582368), (304, 1384572), (311, 1353408), (318, 1323616), (336, 1252708), (371, 1134528), (399, 1054912), (424, 992712), (448, 939531), (456, 923048), (532, 791184), (608, 692286), (622, 676704), (636, 661808), (672, 626354), (742, 567264), (798, 527456), (848, 496356), (912, 461524), (933, 451136), (1007, 417984), (1064, 395592), (1113, 378176), (1216, 346143), (1244, 338352), (1272, 330904), (1344, 313177), (1484, 283632), (1596, 263728), (1696, 248178), (1824, 230762), (1866, 225568), (2014, 208992), (2128, 197796), (2177, 193344), (2226, 189088), (2488, 169176), (2544, 165452), (2968, 141816), (3021, 139328), (3192, 131864), (3392, 124089), (3648, 115381), (3732, 112784), (4028, 104496), (4256, 98898), (4354, 96672), (4452, 94544), (4976, 84588), (5088, 82726), (5909, 71232), (5936, 70908), (6042, 69664), (6384, 65932), (6531, 64448), (7049, 59712), (7464, 56392), (8056, 52248), (8512, 49449), (8708, 48336), (8904, 47272), (9952, 42294), (10176, 41363), (11818, 35616), (11872, 35454), (12084, 34832), (12768, 32966), (13062, 32224), (14098, 29856), (14928, 28196), (16112, 26124), (16483, 25536), (17416, 24168), (17727, 23744), (17808, 23636), (19904, 21147)]