256795488

素因数分解:

$2^5\times 3^3\times {\mathrm{19}}^1\times {\mathrm{15643}}^1$

素因数の和:15681

約数の個数: 96

約数和(自身を含む): 788457600

約数和(自身を除く): 531662112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 72, 76, 96, 108, 114, 144, 152, 171, 216, 228, 288, 304, 342, 432, 456, 513, 608, 684, 864, 912, 1026, 1368, 1824, 2052, 2736, 4104, 5472, 8208, 15643, 16416, 31286, 46929, 62572, 93858, 125144, 140787, 187716, 250288, 281574, 297217, 375432, 422361, 500576, 563148, 594434, 750864, 844722, 891651, 1126296, 1188868, 1501728, 1689444, 1783302, 2252592, 2377736, 2674953, 3378888, 3566604, 4505184, 4755472, 5349906, 6757776, 7133208, 8024859, 9510944, 10699812, 13515552, 14266416, 16049718, 21399624, 28532832, 32099436, 42799248, 64198872, 85598496, 128397744, 256795488]

約数ペア:

[(1, 256795488), (2, 128397744), (3, 85598496), (4, 64198872), (6, 42799248), (8, 32099436), (9, 28532832), (12, 21399624), (16, 16049718), (18, 14266416), (19, 13515552), (24, 10699812), (27, 9510944), (32, 8024859), (36, 7133208), (38, 6757776), (48, 5349906), (54, 4755472), (57, 4505184), (72, 3566604), (76, 3378888), (96, 2674953), (108, 2377736), (114, 2252592), (144, 1783302), (152, 1689444), (171, 1501728), (216, 1188868), (228, 1126296), (288, 891651), (304, 844722), (342, 750864), (432, 594434), (456, 563148), (513, 500576), (608, 422361), (684, 375432), (864, 297217), (912, 281574), (1026, 250288), (1368, 187716), (1824, 140787), (2052, 125144), (2736, 93858), (4104, 62572), (5472, 46929), (8208, 31286), (15643, 16416)]