2101900800

素因数分解:

$2^9\times 3^1\times 5^2\times {\mathrm{127}}^1\times {\mathrm{431}}^1$

素因数の和:589

約数の個数: 240

約数和(自身を含む): 7014408192

約数和(自身を除く): 4912507392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 127, 128, 150, 160, 192, 200, 240, 254, 256, 300, 320, 381, 384, 400, 431, 480, 508, 512, 600, 635, 640, 762, 768, 800, 862, 960, 1016, 1200, 1270, 1280, 1293, 1524, 1536, 1600, 1724, 1905, 1920, 2032, 2155, 2400, 2540, 2560, 2586, 3048, 3175, 3200, 3448, 3810, 3840, 4064, 4310, 4800, 5080, 5172, 6096, 6350, 6400, 6465, 6896, 7620, 7680, 8128, 8620, 9525, 9600, 10160, 10344, 10775, 12192, 12700, 12800, 12930, 13792, 15240, 16256, 17240, 19050, 19200, 20320, 20688, 21550, 24384, 25400, 25860, 27584, 30480, 32325, 32512, 34480, 38100, 38400, 40640, 41376, 43100, 48768, 50800, 51720, 54737, 55168, 60960, 64650, 65024, 68960, 76200, 81280, 82752, 86200, 97536, 101600, 103440, 109474, 110336, 121920, 129300, 137920, 152400, 162560, 164211, 165504, 172400, 195072, 203200, 206880, 218948, 220672, 243840, 258600, 273685, 275840, 304800, 325120, 328422, 331008, 344800, 406400, 413760, 437896, 487680, 517200, 547370, 551680, 609600, 656844, 662016, 689600, 812800, 821055, 827520, 875792, 975360, 1034400, 1094740, 1103360, 1219200, 1313688, 1368425, 1379200, 1625600, 1642110, 1655040, 1751584, 2068800, 2189480, 2438400, 2627376, 2736850, 2758400, 3284220, 3310080, 3503168, 4105275, 4137600, 4378960, 4876800, 5254752, 5473700, 5516800, 6568440, 7006336, 8210550, 8275200, 8757920, 10509504, 10947400, 13136880, 14012672, 16421100, 16550400, 17515840, 21019008, 21894800, 26273760, 28025344, 32842200, 35031680, 42038016, 43789600, 52547520, 65684400, 70063360, 84076032, 87579200, 105095040, 131368800, 140126720, 175158400, 210190080, 262737600, 350316800, 420380160, 525475200, 700633600, 1050950400, 2101900800]

約数ペア:

[(1, 2101900800), (2, 1050950400), (3, 700633600), (4, 525475200), (5, 420380160), (6, 350316800), (8, 262737600), (10, 210190080), (12, 175158400), (15, 140126720), (16, 131368800), (20, 105095040), (24, 87579200), (25, 84076032), (30, 70063360), (32, 65684400), (40, 52547520), (48, 43789600), (50, 42038016), (60, 35031680), (64, 32842200), (75, 28025344), (80, 26273760), (96, 21894800), (100, 21019008), (120, 17515840), (127, 16550400), (128, 16421100), (150, 14012672), (160, 13136880), (192, 10947400), (200, 10509504), (240, 8757920), (254, 8275200), (256, 8210550), (300, 7006336), (320, 6568440), (381, 5516800), (384, 5473700), (400, 5254752), (431, 4876800), (480, 4378960), (508, 4137600), (512, 4105275), (600, 3503168), (635, 3310080), (640, 3284220), (762, 2758400), (768, 2736850), (800, 2627376), (862, 2438400), (960, 2189480), (1016, 2068800), (1200, 1751584), (1270, 1655040), (1280, 1642110), (1293, 1625600), (1524, 1379200), (1536, 1368425), (1600, 1313688), (1724, 1219200), (1905, 1103360), (1920, 1094740), (2032, 1034400), (2155, 975360), (2400, 875792), (2540, 827520), (2560, 821055), (2586, 812800), (3048, 689600), (3175, 662016), (3200, 656844), (3448, 609600), (3810, 551680), (3840, 547370), (4064, 517200), (4310, 487680), (4800, 437896), (5080, 413760), (5172, 406400), (6096, 344800), (6350, 331008), (6400, 328422), (6465, 325120), (6896, 304800), (7620, 275840), (7680, 273685), (8128, 258600), (8620, 243840), (9525, 220672), (9600, 218948), (10160, 206880), (10344, 203200), (10775, 195072), (12192, 172400), (12700, 165504), (12800, 164211), (12930, 162560), (13792, 152400), (15240, 137920), (16256, 129300), (17240, 121920), (19050, 110336), (19200, 109474), (20320, 103440), (20688, 101600), (21550, 97536), (24384, 86200), (25400, 82752), (25860, 81280), (27584, 76200), (30480, 68960), (32325, 65024), (32512, 64650), (34480, 60960), (38100, 55168), (38400, 54737), (40640, 51720), (41376, 50800), (43100, 48768)]