20306636160

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{823}}^1$

素因数の和:1097

約数の個数: 256

約数和(自身を含む): 66081899520

約数和(自身を除く): 45775263360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 71, 80, 96, 120, 128, 142, 160, 181, 192, 213, 240, 284, 320, 355, 362, 384, 426, 480, 543, 568, 640, 710, 724, 823, 852, 905, 960, 1065, 1086, 1136, 1420, 1448, 1646, 1704, 1810, 1920, 2130, 2172, 2272, 2469, 2715, 2840, 2896, 3292, 3408, 3620, 4115, 4260, 4344, 4544, 4938, 5430, 5680, 5792, 6584, 6816, 7240, 8230, 8520, 8688, 9088, 9876, 10860, 11360, 11584, 12345, 12851, 13168, 13632, 14480, 16460, 17040, 17376, 19752, 21720, 22720, 23168, 24690, 25702, 26336, 27264, 28960, 32920, 34080, 34752, 38553, 39504, 43440, 45440, 49380, 51404, 52672, 57920, 58433, 64255, 65840, 68160, 69504, 77106, 79008, 86880, 98760, 102808, 105344, 115840, 116866, 128510, 131680, 136320, 148963, 154212, 158016, 173760, 175299, 192765, 197520, 205616, 233732, 257020, 263360, 292165, 297926, 308424, 316032, 347520, 350598, 385530, 395040, 411232, 446889, 467464, 514040, 526720, 584330, 595852, 616848, 701196, 744815, 771060, 790080, 822464, 876495, 893778, 934928, 1028080, 1168660, 1191704, 1233696, 1402392, 1489630, 1542120, 1580160, 1644928, 1752990, 1787556, 1869856, 2056160, 2234445, 2337320, 2383408, 2467392, 2804784, 2979260, 3084240, 3505980, 3575112, 3739712, 4112320, 4468890, 4674640, 4766816, 4934784, 5609568, 5958520, 6168480, 7011960, 7150224, 7479424, 8224640, 8937780, 9349280, 9533632, 10576373, 11219136, 11917040, 12336960, 14023920, 14300448, 17875560, 18698560, 19067264, 21152746, 22438272, 23834080, 24673920, 28047840, 28600896, 31729119, 35751120, 37397120, 42305492, 47668160, 52881865, 56095680, 57201792, 63458238, 71502240, 84610984, 95336320, 105763730, 112191360, 126916476, 143004480, 158645595, 169221968, 211527460, 253832952, 286008960, 317291190, 338443936, 423054920, 507665904, 634582380, 676887872, 846109840, 1015331808, 1269164760, 1353775744, 1692219680, 2030663616, 2538329520, 3384439360, 4061327232, 5076659040, 6768878720, 10153318080, 20306636160]

約数ペア:

[(1, 20306636160), (2, 10153318080), (3, 6768878720), (4, 5076659040), (5, 4061327232), (6, 3384439360), (8, 2538329520), (10, 2030663616), (12, 1692219680), (15, 1353775744), (16, 1269164760), (20, 1015331808), (24, 846109840), (30, 676887872), (32, 634582380), (40, 507665904), (48, 423054920), (60, 338443936), (64, 317291190), (71, 286008960), (80, 253832952), (96, 211527460), (120, 169221968), (128, 158645595), (142, 143004480), (160, 126916476), (181, 112191360), (192, 105763730), (213, 95336320), (240, 84610984), (284, 71502240), (320, 63458238), (355, 57201792), (362, 56095680), (384, 52881865), (426, 47668160), (480, 42305492), (543, 37397120), (568, 35751120), (640, 31729119), (710, 28600896), (724, 28047840), (823, 24673920), (852, 23834080), (905, 22438272), (960, 21152746), (1065, 19067264), (1086, 18698560), (1136, 17875560), (1420, 14300448), (1448, 14023920), (1646, 12336960), (1704, 11917040), (1810, 11219136), (1920, 10576373), (2130, 9533632), (2172, 9349280), (2272, 8937780), (2469, 8224640), (2715, 7479424), (2840, 7150224), (2896, 7011960), (3292, 6168480), (3408, 5958520), (3620, 5609568), (4115, 4934784), (4260, 4766816), (4344, 4674640), (4544, 4468890), (4938, 4112320), (5430, 3739712), (5680, 3575112), (5792, 3505980), (6584, 3084240), (6816, 2979260), (7240, 2804784), (8230, 2467392), (8520, 2383408), (8688, 2337320), (9088, 2234445), (9876, 2056160), (10860, 1869856), (11360, 1787556), (11584, 1752990), (12345, 1644928), (12851, 1580160), (13168, 1542120), (13632, 1489630), (14480, 1402392), (16460, 1233696), (17040, 1191704), (17376, 1168660), (19752, 1028080), (21720, 934928), (22720, 893778), (23168, 876495), (24690, 822464), (25702, 790080), (26336, 771060), (27264, 744815), (28960, 701196), (32920, 616848), (34080, 595852), (34752, 584330), (38553, 526720), (39504, 514040), (43440, 467464), (45440, 446889), (49380, 411232), (51404, 395040), (52672, 385530), (57920, 350598), (58433, 347520), (64255, 316032), (65840, 308424), (68160, 297926), (69504, 292165), (77106, 263360), (79008, 257020), (86880, 233732), (98760, 205616), (102808, 197520), (105344, 192765), (115840, 175299), (116866, 173760), (128510, 158016), (131680, 154212), (136320, 148963)]