2890072960

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:245

約数の個数: 192

約数和(自身を含む): 7389826560

約数和(自身を除く): 4499753600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 37, 40, 62, 64, 74, 80, 124, 127, 128, 148, 155, 160, 185, 248, 254, 296, 310, 320, 370, 496, 508, 592, 620, 635, 640, 740, 961, 992, 1016, 1147, 1184, 1240, 1270, 1480, 1922, 1984, 2032, 2294, 2368, 2480, 2540, 2960, 3844, 3937, 3968, 4064, 4588, 4699, 4736, 4805, 4960, 5080, 5735, 5920, 7688, 7874, 8128, 9176, 9398, 9610, 9920, 10160, 11470, 11840, 15376, 15748, 16256, 18352, 18796, 19220, 19685, 19840, 20320, 22940, 23495, 23680, 30752, 31496, 35557, 36704, 37592, 38440, 39370, 40640, 45880, 46990, 61504, 62992, 71114, 73408, 75184, 76880, 78740, 81280, 91760, 93980, 122047, 123008, 125984, 142228, 145669, 146816, 150368, 153760, 157480, 177785, 183520, 187960, 244094, 251968, 284456, 291338, 300736, 307520, 314960, 355570, 367040, 375920, 488188, 503936, 568912, 582676, 601472, 610235, 615040, 629920, 711140, 728345, 734080, 751840, 976376, 1137824, 1165352, 1220470, 1259840, 1422280, 1456690, 1503680, 1952752, 2275648, 2330704, 2440940, 2519680, 2844560, 2913380, 3007360, 3905504, 4515739, 4551296, 4661408, 4881880, 5689120, 5826760, 7811008, 9031478, 9322816, 9763760, 11378240, 11653520, 15622016, 18062956, 18645632, 19527520, 22578695, 22756480, 23307040, 36125912, 39055040, 45157390, 46614080, 72251824, 78110080, 90314780, 93228160, 144503648, 180629560, 289007296, 361259120, 578014592, 722518240, 1445036480, 2890072960]

約数ペア:

[(1, 2890072960), (2, 1445036480), (4, 722518240), (5, 578014592), (8, 361259120), (10, 289007296), (16, 180629560), (20, 144503648), (31, 93228160), (32, 90314780), (37, 78110080), (40, 72251824), (62, 46614080), (64, 45157390), (74, 39055040), (80, 36125912), (124, 23307040), (127, 22756480), (128, 22578695), (148, 19527520), (155, 18645632), (160, 18062956), (185, 15622016), (248, 11653520), (254, 11378240), (296, 9763760), (310, 9322816), (320, 9031478), (370, 7811008), (496, 5826760), (508, 5689120), (592, 4881880), (620, 4661408), (635, 4551296), (640, 4515739), (740, 3905504), (961, 3007360), (992, 2913380), (1016, 2844560), (1147, 2519680), (1184, 2440940), (1240, 2330704), (1270, 2275648), (1480, 1952752), (1922, 1503680), (1984, 1456690), (2032, 1422280), (2294, 1259840), (2368, 1220470), (2480, 1165352), (2540, 1137824), (2960, 976376), (3844, 751840), (3937, 734080), (3968, 728345), (4064, 711140), (4588, 629920), (4699, 615040), (4736, 610235), (4805, 601472), (4960, 582676), (5080, 568912), (5735, 503936), (5920, 488188), (7688, 375920), (7874, 367040), (8128, 355570), (9176, 314960), (9398, 307520), (9610, 300736), (9920, 291338), (10160, 284456), (11470, 251968), (11840, 244094), (15376, 187960), (15748, 183520), (16256, 177785), (18352, 157480), (18796, 153760), (19220, 150368), (19685, 146816), (19840, 145669), (20320, 142228), (22940, 125984), (23495, 123008), (23680, 122047), (30752, 93980), (31496, 91760), (35557, 81280), (36704, 78740), (37592, 76880), (38440, 75184), (39370, 73408), (40640, 71114), (45880, 62992), (46990, 61504)]