258594560

素因数分解:

$2^8\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:92

約数の個数: 288

約数和(自身を含む): 784896000

約数和(自身を除く): 526301440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 32, 35, 38, 40, 49, 56, 62, 64, 70, 76, 80, 95, 98, 112, 124, 128, 133, 140, 152, 155, 160, 190, 196, 217, 224, 245, 248, 256, 266, 280, 304, 310, 320, 343, 380, 392, 434, 448, 490, 496, 532, 560, 589, 608, 620, 640, 665, 686, 760, 784, 868, 896, 931, 980, 992, 1064, 1085, 1120, 1178, 1216, 1240, 1280, 1330, 1372, 1519, 1520, 1568, 1715, 1736, 1792, 1862, 1960, 1984, 2128, 2170, 2240, 2356, 2432, 2480, 2660, 2744, 2945, 3038, 3040, 3136, 3430, 3472, 3724, 3920, 3968, 4123, 4256, 4340, 4480, 4655, 4712, 4864, 4960, 5320, 5488, 5890, 6076, 6080, 6272, 6517, 6860, 6944, 7448, 7595, 7840, 7936, 8246, 8512, 8680, 8960, 9310, 9424, 9920, 10633, 10640, 10976, 11780, 12152, 12160, 12544, 13034, 13720, 13888, 14896, 15190, 15680, 16492, 17024, 17360, 18620, 18848, 19840, 20615, 21266, 21280, 21952, 23560, 24304, 24320, 26068, 27440, 27776, 28861, 29792, 30380, 31360, 32585, 32984, 34048, 34720, 37240, 37696, 39680, 41230, 42532, 42560, 43904, 47120, 48608, 52136, 53165, 54880, 55552, 57722, 59584, 60760, 62720, 65170, 65968, 69440, 74480, 75392, 82460, 85064, 85120, 87808, 94240, 97216, 104272, 106330, 109760, 115444, 119168, 121520, 130340, 131936, 138880, 144305, 148960, 150784, 164920, 170128, 170240, 188480, 194432, 202027, 208544, 212660, 219520, 230888, 238336, 243040, 260680, 263872, 277760, 288610, 297920, 329840, 340256, 376960, 388864, 404054, 417088, 425320, 439040, 461776, 486080, 521360, 527744, 577220, 595840, 659680, 680512, 753920, 808108, 834176, 850640, 923552, 972160, 1010135, 1042720, 1055488, 1154440, 1191680, 1319360, 1361024, 1616216, 1668352, 1701280, 1847104, 1944320, 2020270, 2085440, 2308880, 2638720, 2722048, 3232432, 3402560, 3694208, 4040540, 4170880, 4617760, 5277440, 6464864, 6805120, 7388416, 8081080, 8341760, 9235520, 12929728, 13610240, 16162160, 18471040, 25859456, 32324320, 36942080, 51718912, 64648640, 129297280, 258594560]

約数ペア:

[(1, 258594560), (2, 129297280), (4, 64648640), (5, 51718912), (7, 36942080), (8, 32324320), (10, 25859456), (14, 18471040), (16, 16162160), (19, 13610240), (20, 12929728), (28, 9235520), (31, 8341760), (32, 8081080), (35, 7388416), (38, 6805120), (40, 6464864), (49, 5277440), (56, 4617760), (62, 4170880), (64, 4040540), (70, 3694208), (76, 3402560), (80, 3232432), (95, 2722048), (98, 2638720), (112, 2308880), (124, 2085440), (128, 2020270), (133, 1944320), (140, 1847104), (152, 1701280), (155, 1668352), (160, 1616216), (190, 1361024), (196, 1319360), (217, 1191680), (224, 1154440), (245, 1055488), (248, 1042720), (256, 1010135), (266, 972160), (280, 923552), (304, 850640), (310, 834176), (320, 808108), (343, 753920), (380, 680512), (392, 659680), (434, 595840), (448, 577220), (490, 527744), (496, 521360), (532, 486080), (560, 461776), (589, 439040), (608, 425320), (620, 417088), (640, 404054), (665, 388864), (686, 376960), (760, 340256), (784, 329840), (868, 297920), (896, 288610), (931, 277760), (980, 263872), (992, 260680), (1064, 243040), (1085, 238336), (1120, 230888), (1178, 219520), (1216, 212660), (1240, 208544), (1280, 202027), (1330, 194432), (1372, 188480), (1519, 170240), (1520, 170128), (1568, 164920), (1715, 150784), (1736, 148960), (1792, 144305), (1862, 138880), (1960, 131936), (1984, 130340), (2128, 121520), (2170, 119168), (2240, 115444), (2356, 109760), (2432, 106330), (2480, 104272), (2660, 97216), (2744, 94240), (2945, 87808), (3038, 85120), (3040, 85064), (3136, 82460), (3430, 75392), (3472, 74480), (3724, 69440), (3920, 65968), (3968, 65170), (4123, 62720), (4256, 60760), (4340, 59584), (4480, 57722), (4655, 55552), (4712, 54880), (4864, 53165), (4960, 52136), (5320, 48608), (5488, 47120), (5890, 43904), (6076, 42560), (6080, 42532), (6272, 41230), (6517, 39680), (6860, 37696), (6944, 37240), (7448, 34720), (7595, 34048), (7840, 32984), (7936, 32585), (8246, 31360), (8512, 30380), (8680, 29792), (8960, 28861), (9310, 27776), (9424, 27440), (9920, 26068), (10633, 24320), (10640, 24304), (10976, 23560), (11780, 21952), (12152, 21280), (12160, 21266), (12544, 20615), (13034, 19840), (13720, 18848), (13888, 18620), (14896, 17360), (15190, 17024), (15680, 16492)]