128809968

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20177}}^1$

素因数の和:20214

約数の個数: 80

約数和(自身を含む): 400331520

約数和(自身を除く): 271521552

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 56, 57, 76, 84, 112, 114, 133, 152, 168, 228, 266, 304, 336, 399, 456, 532, 798, 912, 1064, 1596, 2128, 3192, 6384, 20177, 40354, 60531, 80708, 121062, 141239, 161416, 242124, 282478, 322832, 383363, 423717, 484248, 564956, 766726, 847434, 968496, 1129912, 1150089, 1533452, 1694868, 2259824, 2300178, 2683541, 3066904, 3389736, 4600356, 5367082, 6133808, 6779472, 8050623, 9200712, 10734164, 16101246, 18401424, 21468328, 32202492, 42936656, 64404984, 128809968]

約数ペア:

[(1, 128809968), (2, 64404984), (3, 42936656), (4, 32202492), (6, 21468328), (7, 18401424), (8, 16101246), (12, 10734164), (14, 9200712), (16, 8050623), (19, 6779472), (21, 6133808), (24, 5367082), (28, 4600356), (38, 3389736), (42, 3066904), (48, 2683541), (56, 2300178), (57, 2259824), (76, 1694868), (84, 1533452), (112, 1150089), (114, 1129912), (133, 968496), (152, 847434), (168, 766726), (228, 564956), (266, 484248), (304, 423717), (336, 383363), (399, 322832), (456, 282478), (532, 242124), (798, 161416), (912, 141239), (1064, 121062), (1596, 80708), (2128, 60531), (3192, 40354), (6384, 20177)]