128397744

素因数分解:

$2^4\times 3^3\times {\mathrm{19}}^1\times {\mathrm{15643}}^1$

素因数の和:15679

約数の個数: 80

約数和(自身を含む): 387971200

約数和(自身を除く): 259573456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 72, 76, 108, 114, 144, 152, 171, 216, 228, 304, 342, 432, 456, 513, 684, 912, 1026, 1368, 2052, 2736, 4104, 8208, 15643, 31286, 46929, 62572, 93858, 125144, 140787, 187716, 250288, 281574, 297217, 375432, 422361, 563148, 594434, 750864, 844722, 891651, 1126296, 1188868, 1689444, 1783302, 2252592, 2377736, 2674953, 3378888, 3566604, 4755472, 5349906, 6757776, 7133208, 8024859, 10699812, 14266416, 16049718, 21399624, 32099436, 42799248, 64198872, 128397744]

約数ペア:

[(1, 128397744), (2, 64198872), (3, 42799248), (4, 32099436), (6, 21399624), (8, 16049718), (9, 14266416), (12, 10699812), (16, 8024859), (18, 7133208), (19, 6757776), (24, 5349906), (27, 4755472), (36, 3566604), (38, 3378888), (48, 2674953), (54, 2377736), (57, 2252592), (72, 1783302), (76, 1689444), (108, 1188868), (114, 1126296), (144, 891651), (152, 844722), (171, 750864), (216, 594434), (228, 563148), (304, 422361), (342, 375432), (432, 297217), (456, 281574), (513, 250288), (684, 187716), (912, 140787), (1026, 125144), (1368, 93858), (2052, 62572), (2736, 46929), (4104, 31286), (8208, 15643)]