128906176

素因数分解:

$2^6\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:222

約数の個数: 112

約数和(自身を含む): 306141120

約数和(自身を除く): 177234944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 53, 56, 61, 64, 89, 106, 112, 122, 178, 212, 224, 244, 356, 371, 424, 427, 448, 488, 623, 712, 742, 848, 854, 976, 1246, 1424, 1484, 1696, 1708, 1952, 2492, 2848, 2968, 3233, 3392, 3416, 3904, 4717, 4984, 5429, 5696, 5936, 6466, 6832, 9434, 9968, 10858, 11872, 12932, 13664, 18868, 19936, 21716, 22631, 23744, 25864, 27328, 33019, 37736, 38003, 39872, 43432, 45262, 51728, 66038, 75472, 76006, 86864, 90524, 103456, 132076, 150944, 152012, 173728, 181048, 206912, 264152, 287737, 301888, 304024, 347456, 362096, 528304, 575474, 608048, 724192, 1056608, 1150948, 1216096, 1448384, 2014159, 2113216, 2301896, 2432192, 4028318, 4603792, 8056636, 9207584, 16113272, 18415168, 32226544, 64453088, 128906176]

約数ペア:

[(1, 128906176), (2, 64453088), (4, 32226544), (7, 18415168), (8, 16113272), (14, 9207584), (16, 8056636), (28, 4603792), (32, 4028318), (53, 2432192), (56, 2301896), (61, 2113216), (64, 2014159), (89, 1448384), (106, 1216096), (112, 1150948), (122, 1056608), (178, 724192), (212, 608048), (224, 575474), (244, 528304), (356, 362096), (371, 347456), (424, 304024), (427, 301888), (448, 287737), (488, 264152), (623, 206912), (712, 181048), (742, 173728), (848, 152012), (854, 150944), (976, 132076), (1246, 103456), (1424, 90524), (1484, 86864), (1696, 76006), (1708, 75472), (1952, 66038), (2492, 51728), (2848, 45262), (2968, 43432), (3233, 39872), (3392, 38003), (3416, 37736), (3904, 33019), (4717, 27328), (4984, 25864), (5429, 23744), (5696, 22631), (5936, 21716), (6466, 19936), (6832, 18868), (9434, 13664), (9968, 12932), (10858, 11872)]