9990931968

素因数分解:

$2^9\times 3^2\times {\mathrm{31}}^1\times {\mathrm{69941}}^1$

素因数の和:69996

約数の個数: 120

約数和(自身を含む): 29765077056

約数和(自身を除く): 19774145088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 128, 144, 186, 192, 248, 256, 279, 288, 372, 384, 496, 512, 558, 576, 744, 768, 992, 1116, 1152, 1488, 1536, 1984, 2232, 2304, 2976, 3968, 4464, 4608, 5952, 7936, 8928, 11904, 15872, 17856, 23808, 35712, 47616, 69941, 71424, 139882, 142848, 209823, 279764, 419646, 559528, 629469, 839292, 1119056, 1258938, 1678584, 2168171, 2238112, 2517876, 3357168, 4336342, 4476224, 5035752, 6504513, 6714336, 8672684, 8952448, 10071504, 13009026, 13428672, 17345368, 17904896, 19513539, 20143008, 26018052, 26857344, 34690736, 35809792, 39027078, 40286016, 52036104, 53714688, 69381472, 78054156, 80572032, 104072208, 107429376, 138762944, 156108312, 161144064, 208144416, 277525888, 312216624, 322288128, 416288832, 555051776, 624433248, 832577664, 1110103552, 1248866496, 1665155328, 2497732992, 3330310656, 4995465984, 9990931968]

約数ペア:

[(1, 9990931968), (2, 4995465984), (3, 3330310656), (4, 2497732992), (6, 1665155328), (8, 1248866496), (9, 1110103552), (12, 832577664), (16, 624433248), (18, 555051776), (24, 416288832), (31, 322288128), (32, 312216624), (36, 277525888), (48, 208144416), (62, 161144064), (64, 156108312), (72, 138762944), (93, 107429376), (96, 104072208), (124, 80572032), (128, 78054156), (144, 69381472), (186, 53714688), (192, 52036104), (248, 40286016), (256, 39027078), (279, 35809792), (288, 34690736), (372, 26857344), (384, 26018052), (496, 20143008), (512, 19513539), (558, 17904896), (576, 17345368), (744, 13428672), (768, 13009026), (992, 10071504), (1116, 8952448), (1152, 8672684), (1488, 6714336), (1536, 6504513), (1984, 5035752), (2232, 4476224), (2304, 4336342), (2976, 3357168), (3968, 2517876), (4464, 2238112), (4608, 2168171), (5952, 1678584), (7936, 1258938), (8928, 1119056), (11904, 839292), (15872, 629469), (17856, 559528), (23808, 419646), (35712, 279764), (47616, 209823), (69941, 142848), (71424, 139882)]