20713910400

素因数分解:

$2^7\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31271}}^1$

素因数の和:31324

約数の個数: 288

約数和(自身を含む): 77128009920

約数和(自身を除く): 56414099520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 25, 30, 32, 36, 40, 45, 46, 48, 50, 60, 64, 69, 72, 75, 80, 90, 92, 96, 100, 115, 120, 128, 138, 144, 150, 160, 180, 184, 192, 200, 207, 225, 230, 240, 276, 288, 300, 320, 345, 360, 368, 384, 400, 414, 450, 460, 480, 552, 575, 576, 600, 640, 690, 720, 736, 800, 828, 900, 920, 960, 1035, 1104, 1150, 1152, 1200, 1380, 1440, 1472, 1600, 1656, 1725, 1800, 1840, 1920, 2070, 2208, 2300, 2400, 2760, 2880, 2944, 3200, 3312, 3450, 3600, 3680, 4140, 4416, 4600, 4800, 5175, 5520, 5760, 6624, 6900, 7200, 7360, 8280, 8832, 9200, 9600, 10350, 11040, 13248, 13800, 14400, 14720, 16560, 18400, 20700, 22080, 26496, 27600, 28800, 31271, 33120, 36800, 41400, 44160, 55200, 62542, 66240, 73600, 82800, 93813, 110400, 125084, 132480, 156355, 165600, 187626, 220800, 250168, 281439, 312710, 331200, 375252, 469065, 500336, 562878, 625420, 662400, 719233, 750504, 781775, 938130, 1000672, 1125756, 1250840, 1407195, 1438466, 1501008, 1563550, 1876260, 2001344, 2157699, 2251512, 2345325, 2501680, 2814390, 2876932, 3002016, 3127100, 3596165, 3752520, 4002688, 4315398, 4503024, 4690650, 5003360, 5628780, 5753864, 6004032, 6254200, 6473097, 7035975, 7192330, 7505040, 8630796, 9006048, 9381300, 10006720, 10788495, 11257560, 11507728, 12008064, 12508400, 12946194, 14071950, 14384660, 15010080, 17261592, 17980825, 18012096, 18762600, 20013440, 21576990, 22515120, 23015456, 25016800, 25892388, 28143900, 28769320, 30020160, 32365485, 34523184, 35961650, 36024192, 37525200, 43153980, 45030240, 46030912, 50033600, 51784776, 53942475, 56287800, 57538640, 60040320, 64730970, 69046368, 71923300, 75050400, 86307960, 90060480, 92061824, 100067200, 103569552, 107884950, 112575600, 115077280, 129461940, 138092736, 143846600, 150100800, 161827425, 172615920, 180120960, 207139104, 215769900, 225151200, 230154560, 258923880, 276185472, 287693200, 300201600, 323654850, 345231840, 414278208, 431539800, 450302400, 460309120, 517847760, 575386400, 647309700, 690463680, 828556416, 863079600, 900604800, 1035695520, 1150772800, 1294619400, 1380927360, 1726159200, 2071391040, 2301545600, 2589238800, 3452318400, 4142782080, 5178477600, 6904636800, 10356955200, 20713910400]

約数ペア:

[(1, 20713910400), (2, 10356955200), (3, 6904636800), (4, 5178477600), (5, 4142782080), (6, 3452318400), (8, 2589238800), (9, 2301545600), (10, 2071391040), (12, 1726159200), (15, 1380927360), (16, 1294619400), (18, 1150772800), (20, 1035695520), (23, 900604800), (24, 863079600), (25, 828556416), (30, 690463680), (32, 647309700), (36, 575386400), (40, 517847760), (45, 460309120), (46, 450302400), (48, 431539800), (50, 414278208), (60, 345231840), (64, 323654850), (69, 300201600), (72, 287693200), (75, 276185472), (80, 258923880), (90, 230154560), (92, 225151200), (96, 215769900), (100, 207139104), (115, 180120960), (120, 172615920), (128, 161827425), (138, 150100800), (144, 143846600), (150, 138092736), (160, 129461940), (180, 115077280), (184, 112575600), (192, 107884950), (200, 103569552), (207, 100067200), (225, 92061824), (230, 90060480), (240, 86307960), (276, 75050400), (288, 71923300), (300, 69046368), (320, 64730970), (345, 60040320), (360, 57538640), (368, 56287800), (384, 53942475), (400, 51784776), (414, 50033600), (450, 46030912), (460, 45030240), (480, 43153980), (552, 37525200), (575, 36024192), (576, 35961650), (600, 34523184), (640, 32365485), (690, 30020160), (720, 28769320), (736, 28143900), (800, 25892388), (828, 25016800), (900, 23015456), (920, 22515120), (960, 21576990), (1035, 20013440), (1104, 18762600), (1150, 18012096), (1152, 17980825), (1200, 17261592), (1380, 15010080), (1440, 14384660), (1472, 14071950), (1600, 12946194), (1656, 12508400), (1725, 12008064), (1800, 11507728), (1840, 11257560), (1920, 10788495), (2070, 10006720), (2208, 9381300), (2300, 9006048), (2400, 8630796), (2760, 7505040), (2880, 7192330), (2944, 7035975), (3200, 6473097), (3312, 6254200), (3450, 6004032), (3600, 5753864), (3680, 5628780), (4140, 5003360), (4416, 4690650), (4600, 4503024), (4800, 4315398), (5175, 4002688), (5520, 3752520), (5760, 3596165), (6624, 3127100), (6900, 3002016), (7200, 2876932), (7360, 2814390), (8280, 2501680), (8832, 2345325), (9200, 2251512), (9600, 2157699), (10350, 2001344), (11040, 1876260), (13248, 1563550), (13800, 1501008), (14400, 1438466), (14720, 1407195), (16560, 1250840), (18400, 1125756), (20700, 1000672), (22080, 938130), (26496, 781775), (27600, 750504), (28800, 719233), (31271, 662400), (33120, 625420), (36800, 562878), (41400, 500336), (44160, 469065), (55200, 375252), (62542, 331200), (66240, 312710), (73600, 281439), (82800, 250168), (93813, 220800), (110400, 187626), (125084, 165600), (132480, 156355)]