2126609920

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:392

約数の個数: 160

約数和(自身を含む): 5329944576

約数和(自身を除く): 3203334656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 127, 128, 155, 160, 211, 248, 254, 256, 310, 320, 422, 496, 508, 512, 620, 635, 640, 844, 992, 1016, 1055, 1240, 1270, 1280, 1688, 1984, 2032, 2110, 2480, 2540, 2560, 3376, 3937, 3968, 4064, 4220, 4960, 5080, 6541, 6752, 7874, 7936, 8128, 8440, 9920, 10160, 13082, 13504, 15748, 15872, 16256, 16880, 19685, 19840, 20320, 26164, 26797, 27008, 31496, 32512, 32705, 33760, 39370, 39680, 40640, 52328, 53594, 54016, 62992, 65024, 65410, 67520, 78740, 79360, 81280, 104656, 107188, 108032, 125984, 130820, 133985, 135040, 157480, 162560, 209312, 214376, 251968, 261640, 267970, 270080, 314960, 325120, 418624, 428752, 503936, 523280, 535940, 540160, 629920, 830707, 837248, 857504, 1007872, 1046560, 1071880, 1259840, 1661414, 1674496, 1715008, 2015744, 2093120, 2143760, 2519680, 3322828, 3348992, 3430016, 4153535, 4186240, 4287520, 5039360, 6645656, 6860032, 8307070, 8372480, 8575040, 10078720, 13291312, 13720064, 16614140, 16744960, 17150080, 26582624, 33228280, 34300160, 53165248, 66456560, 68600320, 106330496, 132913120, 212660992, 265826240, 425321984, 531652480, 1063304960, 2126609920]

約数ペア:

[(1, 2126609920), (2, 1063304960), (4, 531652480), (5, 425321984), (8, 265826240), (10, 212660992), (16, 132913120), (20, 106330496), (31, 68600320), (32, 66456560), (40, 53165248), (62, 34300160), (64, 33228280), (80, 26582624), (124, 17150080), (127, 16744960), (128, 16614140), (155, 13720064), (160, 13291312), (211, 10078720), (248, 8575040), (254, 8372480), (256, 8307070), (310, 6860032), (320, 6645656), (422, 5039360), (496, 4287520), (508, 4186240), (512, 4153535), (620, 3430016), (635, 3348992), (640, 3322828), (844, 2519680), (992, 2143760), (1016, 2093120), (1055, 2015744), (1240, 1715008), (1270, 1674496), (1280, 1661414), (1688, 1259840), (1984, 1071880), (2032, 1046560), (2110, 1007872), (2480, 857504), (2540, 837248), (2560, 830707), (3376, 629920), (3937, 540160), (3968, 535940), (4064, 523280), (4220, 503936), (4960, 428752), (5080, 418624), (6541, 325120), (6752, 314960), (7874, 270080), (7936, 267970), (8128, 261640), (8440, 251968), (9920, 214376), (10160, 209312), (13082, 162560), (13504, 157480), (15748, 135040), (15872, 133985), (16256, 130820), (16880, 125984), (19685, 108032), (19840, 107188), (20320, 104656), (26164, 81280), (26797, 79360), (27008, 78740), (31496, 67520), (32512, 65410), (32705, 65024), (33760, 62992), (39370, 54016), (39680, 53594), (40640, 52328)]