391284480

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:247

約数の個数: 288

約数和(自身を含む): 1365719040

約数和(自身を除く): 974434560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 31, 32, 38, 40, 48, 57, 60, 62, 64, 76, 80, 93, 95, 96, 114, 120, 124, 128, 152, 155, 160, 173, 186, 190, 192, 228, 240, 248, 256, 285, 304, 310, 320, 346, 372, 380, 384, 456, 465, 480, 496, 519, 570, 589, 608, 620, 640, 692, 744, 760, 768, 865, 912, 930, 960, 992, 1038, 1140, 1178, 1216, 1240, 1280, 1384, 1488, 1520, 1730, 1767, 1824, 1860, 1920, 1984, 2076, 2280, 2356, 2432, 2480, 2595, 2768, 2945, 2976, 3040, 3287, 3460, 3534, 3648, 3720, 3840, 3968, 4152, 4560, 4712, 4864, 4960, 5190, 5363, 5536, 5890, 5952, 6080, 6574, 6920, 7068, 7296, 7440, 7936, 8304, 8835, 9120, 9424, 9861, 9920, 10380, 10726, 11072, 11780, 11904, 12160, 13148, 13840, 14136, 14592, 14880, 16089, 16435, 16608, 17670, 18240, 18848, 19722, 19840, 20760, 21452, 22144, 23560, 23808, 24320, 26296, 26815, 27680, 28272, 29760, 32178, 32870, 33216, 35340, 36480, 37696, 39444, 39680, 41520, 42904, 44288, 47120, 49305, 52592, 53630, 55360, 56544, 59520, 64356, 65740, 66432, 70680, 72960, 75392, 78888, 80445, 83040, 85808, 94240, 98610, 101897, 105184, 107260, 110720, 113088, 119040, 128712, 131480, 132864, 141360, 150784, 157776, 160890, 166080, 171616, 188480, 197220, 203794, 210368, 214520, 221440, 226176, 257424, 262960, 282720, 305691, 315552, 321780, 332160, 343232, 376960, 394440, 407588, 420736, 429040, 452352, 509485, 514848, 525920, 565440, 611382, 631104, 643560, 664320, 686464, 753920, 788880, 815176, 841472, 858080, 1018970, 1029696, 1051840, 1130880, 1222764, 1262208, 1287120, 1372928, 1528455, 1577760, 1630352, 1716160, 2037940, 2059392, 2103680, 2261760, 2445528, 2524416, 2574240, 3056910, 3155520, 3260704, 3432320, 4075880, 4118784, 4207360, 4891056, 5148480, 6113820, 6311040, 6521408, 6864640, 8151760, 9782112, 10296960, 12227640, 12622080, 13042816, 16303520, 19564224, 20593920, 24455280, 26085632, 32607040, 39128448, 48910560, 65214080, 78256896, 97821120, 130428160, 195642240, 391284480]

約数ペア:

[(1, 391284480), (2, 195642240), (3, 130428160), (4, 97821120), (5, 78256896), (6, 65214080), (8, 48910560), (10, 39128448), (12, 32607040), (15, 26085632), (16, 24455280), (19, 20593920), (20, 19564224), (24, 16303520), (30, 13042816), (31, 12622080), (32, 12227640), (38, 10296960), (40, 9782112), (48, 8151760), (57, 6864640), (60, 6521408), (62, 6311040), (64, 6113820), (76, 5148480), (80, 4891056), (93, 4207360), (95, 4118784), (96, 4075880), (114, 3432320), (120, 3260704), (124, 3155520), (128, 3056910), (152, 2574240), (155, 2524416), (160, 2445528), (173, 2261760), (186, 2103680), (190, 2059392), (192, 2037940), (228, 1716160), (240, 1630352), (248, 1577760), (256, 1528455), (285, 1372928), (304, 1287120), (310, 1262208), (320, 1222764), (346, 1130880), (372, 1051840), (380, 1029696), (384, 1018970), (456, 858080), (465, 841472), (480, 815176), (496, 788880), (519, 753920), (570, 686464), (589, 664320), (608, 643560), (620, 631104), (640, 611382), (692, 565440), (744, 525920), (760, 514848), (768, 509485), (865, 452352), (912, 429040), (930, 420736), (960, 407588), (992, 394440), (1038, 376960), (1140, 343232), (1178, 332160), (1216, 321780), (1240, 315552), (1280, 305691), (1384, 282720), (1488, 262960), (1520, 257424), (1730, 226176), (1767, 221440), (1824, 214520), (1860, 210368), (1920, 203794), (1984, 197220), (2076, 188480), (2280, 171616), (2356, 166080), (2432, 160890), (2480, 157776), (2595, 150784), (2768, 141360), (2945, 132864), (2976, 131480), (3040, 128712), (3287, 119040), (3460, 113088), (3534, 110720), (3648, 107260), (3720, 105184), (3840, 101897), (3968, 98610), (4152, 94240), (4560, 85808), (4712, 83040), (4864, 80445), (4960, 78888), (5190, 75392), (5363, 72960), (5536, 70680), (5890, 66432), (5952, 65740), (6080, 64356), (6574, 59520), (6920, 56544), (7068, 55360), (7296, 53630), (7440, 52592), (7936, 49305), (8304, 47120), (8835, 44288), (9120, 42904), (9424, 41520), (9861, 39680), (9920, 39444), (10380, 37696), (10726, 36480), (11072, 35340), (11780, 33216), (11904, 32870), (12160, 32178), (13148, 29760), (13840, 28272), (14136, 27680), (14592, 26815), (14880, 26296), (16089, 24320), (16435, 23808), (16608, 23560), (17670, 22144), (18240, 21452), (18848, 20760), (19722, 19840)]