20687378400

素因数分解:

$2^5\times 3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{73673}}^1$

素因数の和:73715

約数の個数: 288

約数和(自身を含む): 80575780320

約数和(自身を除く): 59888401920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 27, 30, 32, 36, 39, 40, 45, 48, 50, 52, 54, 60, 65, 72, 75, 78, 80, 90, 96, 100, 104, 108, 117, 120, 130, 135, 144, 150, 156, 160, 180, 195, 200, 208, 216, 225, 234, 240, 260, 270, 288, 300, 312, 325, 351, 360, 390, 400, 416, 432, 450, 468, 480, 520, 540, 585, 600, 624, 650, 675, 702, 720, 780, 800, 864, 900, 936, 975, 1040, 1080, 1170, 1200, 1248, 1300, 1350, 1404, 1440, 1560, 1755, 1800, 1872, 1950, 2080, 2160, 2340, 2400, 2600, 2700, 2808, 2925, 3120, 3510, 3600, 3744, 3900, 4320, 4680, 5200, 5400, 5616, 5850, 6240, 7020, 7200, 7800, 8775, 9360, 10400, 10800, 11232, 11700, 14040, 15600, 17550, 18720, 21600, 23400, 28080, 31200, 35100, 46800, 56160, 70200, 73673, 93600, 140400, 147346, 221019, 280800, 294692, 368365, 442038, 589384, 663057, 736730, 884076, 957749, 1105095, 1178768, 1326114, 1473460, 1768152, 1841825, 1915498, 1989171, 2210190, 2357536, 2652228, 2873247, 2946920, 3315285, 3536304, 3683650, 3830996, 3978342, 4420380, 4788745, 5304456, 5525475, 5746494, 5893840, 6630570, 7072608, 7367300, 7661992, 7956684, 8619741, 8840760, 9577490, 9945855, 10608912, 11050950, 11492988, 11787680, 13261140, 14366235, 14734600, 15323984, 15913368, 16576425, 17239482, 17681520, 19154980, 19891710, 21217824, 22101900, 22985976, 23943725, 25859223, 26522280, 28732470, 29469200, 30647968, 31826736, 33152850, 34478964, 35363040, 38309960, 39783420, 43098705, 44203800, 45971952, 47887450, 49729275, 51718446, 53044560, 57464940, 58938400, 63653472, 66305700, 68957928, 71831175, 76619920, 79566840, 86197410, 88407600, 91943904, 95774900, 99458550, 103436892, 106089120, 114929880, 129296115, 132611400, 137915856, 143662350, 153239840, 159133680, 172394820, 176815200, 191549800, 198917100, 206873784, 215493525, 229859760, 258592230, 265222800, 275831712, 287324700, 318267360, 344789640, 383099600, 397834200, 413747568, 430987050, 459719520, 517184460, 530445600, 574649400, 646480575, 689579280, 766199200, 795668400, 827495136, 861974100, 1034368920, 1149298800, 1292961150, 1379158560, 1591336800, 1723948200, 2068737840, 2298597600, 2585922300, 3447896400, 4137475680, 5171844600, 6895792800, 10343689200, 20687378400]

約数ペア:

[(1, 20687378400), (2, 10343689200), (3, 6895792800), (4, 5171844600), (5, 4137475680), (6, 3447896400), (8, 2585922300), (9, 2298597600), (10, 2068737840), (12, 1723948200), (13, 1591336800), (15, 1379158560), (16, 1292961150), (18, 1149298800), (20, 1034368920), (24, 861974100), (25, 827495136), (26, 795668400), (27, 766199200), (30, 689579280), (32, 646480575), (36, 574649400), (39, 530445600), (40, 517184460), (45, 459719520), (48, 430987050), (50, 413747568), (52, 397834200), (54, 383099600), (60, 344789640), (65, 318267360), (72, 287324700), (75, 275831712), (78, 265222800), (80, 258592230), (90, 229859760), (96, 215493525), (100, 206873784), (104, 198917100), (108, 191549800), (117, 176815200), (120, 172394820), (130, 159133680), (135, 153239840), (144, 143662350), (150, 137915856), (156, 132611400), (160, 129296115), (180, 114929880), (195, 106089120), (200, 103436892), (208, 99458550), (216, 95774900), (225, 91943904), (234, 88407600), (240, 86197410), (260, 79566840), (270, 76619920), (288, 71831175), (300, 68957928), (312, 66305700), (325, 63653472), (351, 58938400), (360, 57464940), (390, 53044560), (400, 51718446), (416, 49729275), (432, 47887450), (450, 45971952), (468, 44203800), (480, 43098705), (520, 39783420), (540, 38309960), (585, 35363040), (600, 34478964), (624, 33152850), (650, 31826736), (675, 30647968), (702, 29469200), (720, 28732470), (780, 26522280), (800, 25859223), (864, 23943725), (900, 22985976), (936, 22101900), (975, 21217824), (1040, 19891710), (1080, 19154980), (1170, 17681520), (1200, 17239482), (1248, 16576425), (1300, 15913368), (1350, 15323984), (1404, 14734600), (1440, 14366235), (1560, 13261140), (1755, 11787680), (1800, 11492988), (1872, 11050950), (1950, 10608912), (2080, 9945855), (2160, 9577490), (2340, 8840760), (2400, 8619741), (2600, 7956684), (2700, 7661992), (2808, 7367300), (2925, 7072608), (3120, 6630570), (3510, 5893840), (3600, 5746494), (3744, 5525475), (3900, 5304456), (4320, 4788745), (4680, 4420380), (5200, 3978342), (5400, 3830996), (5616, 3683650), (5850, 3536304), (6240, 3315285), (7020, 2946920), (7200, 2873247), (7800, 2652228), (8775, 2357536), (9360, 2210190), (10400, 1989171), (10800, 1915498), (11232, 1841825), (11700, 1768152), (14040, 1473460), (15600, 1326114), (17550, 1178768), (18720, 1105095), (21600, 957749), (23400, 884076), (28080, 736730), (31200, 663057), (35100, 589384), (46800, 442038), (56160, 368365), (70200, 294692), (73673, 280800), (93600, 221019), (140400, 147346)]