438694144

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:256

約数の個数: 144

約数和(自身を含む): 1059609600

約数和(自身を除く): 620915456

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 53, 56, 62, 64, 106, 112, 124, 128, 149, 212, 217, 224, 248, 256, 298, 371, 424, 434, 448, 496, 596, 742, 848, 868, 896, 992, 1043, 1192, 1484, 1643, 1696, 1736, 1792, 1984, 2086, 2384, 2968, 3286, 3392, 3472, 3968, 4172, 4619, 4768, 5936, 6572, 6784, 6944, 7897, 7936, 8344, 9238, 9536, 11501, 11872, 13144, 13568, 13888, 15794, 16688, 18476, 19072, 23002, 23744, 26288, 27776, 31588, 32333, 33376, 36952, 38144, 46004, 47488, 52576, 55279, 55552, 63176, 64666, 66752, 73904, 92008, 94976, 105152, 110558, 126352, 129332, 133504, 147808, 184016, 210304, 221116, 244807, 252704, 258664, 267008, 295616, 368032, 420608, 442232, 489614, 505408, 517328, 591232, 736064, 884464, 979228, 1010816, 1034656, 1182464, 1472128, 1713649, 1768928, 1958456, 2021632, 2069312, 2944256, 3427298, 3537856, 3916912, 4138624, 6854596, 7075712, 7833824, 8277248, 13709192, 14151424, 15667648, 27418384, 31335296, 54836768, 62670592, 109673536, 219347072, 438694144]

約数ペア:

[(1, 438694144), (2, 219347072), (4, 109673536), (7, 62670592), (8, 54836768), (14, 31335296), (16, 27418384), (28, 15667648), (31, 14151424), (32, 13709192), (53, 8277248), (56, 7833824), (62, 7075712), (64, 6854596), (106, 4138624), (112, 3916912), (124, 3537856), (128, 3427298), (149, 2944256), (212, 2069312), (217, 2021632), (224, 1958456), (248, 1768928), (256, 1713649), (298, 1472128), (371, 1182464), (424, 1034656), (434, 1010816), (448, 979228), (496, 884464), (596, 736064), (742, 591232), (848, 517328), (868, 505408), (896, 489614), (992, 442232), (1043, 420608), (1192, 368032), (1484, 295616), (1643, 267008), (1696, 258664), (1736, 252704), (1792, 244807), (1984, 221116), (2086, 210304), (2384, 184016), (2968, 147808), (3286, 133504), (3392, 129332), (3472, 126352), (3968, 110558), (4172, 105152), (4619, 94976), (4768, 92008), (5936, 73904), (6572, 66752), (6784, 64666), (6944, 63176), (7897, 55552), (7936, 55279), (8344, 52576), (9238, 47488), (9536, 46004), (11501, 38144), (11872, 36952), (13144, 33376), (13568, 32333), (13888, 31588), (15794, 27776), (16688, 26288), (18476, 23744), (19072, 23002)]