1939969320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1\times {\mathrm{599}}^1$

素因数の和:947

約数の個数: 128

約数和(自身を含む): 5901984000

約数和(自身を除く): 3962014680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 137, 197, 274, 394, 411, 548, 591, 599, 685, 788, 822, 985, 1096, 1182, 1198, 1370, 1576, 1644, 1797, 1970, 2055, 2364, 2396, 2740, 2955, 2995, 3288, 3594, 3940, 4110, 4728, 4792, 5480, 5910, 5990, 7188, 7880, 8220, 8985, 11820, 11980, 14376, 16440, 17970, 23640, 23960, 26989, 35940, 53978, 71880, 80967, 82063, 107956, 118003, 134945, 161934, 164126, 215912, 236006, 246189, 269890, 323868, 328252, 354009, 404835, 410315, 472012, 492378, 539780, 590015, 647736, 656504, 708018, 809670, 820630, 944024, 984756, 1079560, 1180030, 1230945, 1416036, 1619340, 1641260, 1770045, 1969512, 2360060, 2461890, 2832072, 3238680, 3282520, 3540090, 4720120, 4923780, 7080180, 9847560, 14160360, 16166411, 32332822, 48499233, 64665644, 80832055, 96998466, 129331288, 161664110, 193996932, 242496165, 323328220, 387993864, 484992330, 646656440, 969984660, 1939969320]

約数ペア:

[(1, 1939969320), (2, 969984660), (3, 646656440), (4, 484992330), (5, 387993864), (6, 323328220), (8, 242496165), (10, 193996932), (12, 161664110), (15, 129331288), (20, 96998466), (24, 80832055), (30, 64665644), (40, 48499233), (60, 32332822), (120, 16166411), (137, 14160360), (197, 9847560), (274, 7080180), (394, 4923780), (411, 4720120), (548, 3540090), (591, 3282520), (599, 3238680), (685, 2832072), (788, 2461890), (822, 2360060), (985, 1969512), (1096, 1770045), (1182, 1641260), (1198, 1619340), (1370, 1416036), (1576, 1230945), (1644, 1180030), (1797, 1079560), (1970, 984756), (2055, 944024), (2364, 820630), (2396, 809670), (2740, 708018), (2955, 656504), (2995, 647736), (3288, 590015), (3594, 539780), (3940, 492378), (4110, 472012), (4728, 410315), (4792, 404835), (5480, 354009), (5910, 328252), (5990, 323868), (7188, 269890), (7880, 246189), (8220, 236006), (8985, 215912), (11820, 164126), (11980, 161934), (14376, 134945), (16440, 118003), (17970, 107956), (23640, 82063), (23960, 80967), (26989, 71880), (35940, 53978)]