2080363600

素因数分解:

$2^4\times 5^2\times 7^3\times {\mathrm{59}}^1\times {\mathrm{257}}^1$

素因数の和:355

約数の個数: 240

約数和(自身を含む): 5950512000

約数和(自身を除く): 3870148400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 59, 70, 80, 98, 100, 112, 118, 140, 175, 196, 200, 236, 245, 257, 280, 295, 343, 350, 392, 400, 413, 472, 490, 514, 560, 590, 686, 700, 784, 826, 944, 980, 1028, 1180, 1225, 1285, 1372, 1400, 1475, 1652, 1715, 1799, 1960, 2056, 2065, 2360, 2450, 2570, 2744, 2800, 2891, 2950, 3304, 3430, 3598, 3920, 4112, 4130, 4720, 4900, 5140, 5488, 5782, 5900, 6425, 6608, 6860, 7196, 8260, 8575, 8995, 9800, 10280, 10325, 11564, 11800, 12593, 12850, 13720, 14392, 14455, 15163, 16520, 17150, 17990, 19600, 20237, 20560, 20650, 23128, 23600, 25186, 25700, 27440, 28784, 28910, 30326, 33040, 34300, 35980, 40474, 41300, 44975, 46256, 50372, 51400, 57820, 60652, 62965, 68600, 71960, 72275, 75815, 80948, 82600, 88151, 89950, 100744, 101185, 102800, 106141, 115640, 121304, 125930, 137200, 143920, 144550, 151630, 161896, 165200, 176302, 179900, 201488, 202370, 212282, 231280, 242608, 251860, 289100, 303260, 314825, 323792, 352604, 359800, 379075, 404740, 424564, 440755, 503720, 505925, 530705, 578200, 606520, 629650, 705208, 719600, 742987, 758150, 809480, 849128, 881510, 1007440, 1011850, 1061410, 1156400, 1213040, 1259300, 1410416, 1485974, 1516300, 1618960, 1698256, 1763020, 2023700, 2122820, 2203775, 2518600, 2653525, 2971948, 3032600, 3526040, 3714935, 4047400, 4245640, 4407550, 5037200, 5200909, 5307050, 5943896, 6065200, 7052080, 7429870, 8094800, 8491280, 8815100, 10401818, 10614100, 11887792, 14859740, 17630200, 18574675, 20803636, 21228200, 26004545, 29719480, 35260400, 37149350, 41607272, 42456400, 52009090, 59438960, 74298700, 83214544, 104018180, 130022725, 148597400, 208036360, 260045450, 297194800, 416072720, 520090900, 1040181800, 2080363600]

約数ペア:

[(1, 2080363600), (2, 1040181800), (4, 520090900), (5, 416072720), (7, 297194800), (8, 260045450), (10, 208036360), (14, 148597400), (16, 130022725), (20, 104018180), (25, 83214544), (28, 74298700), (35, 59438960), (40, 52009090), (49, 42456400), (50, 41607272), (56, 37149350), (59, 35260400), (70, 29719480), (80, 26004545), (98, 21228200), (100, 20803636), (112, 18574675), (118, 17630200), (140, 14859740), (175, 11887792), (196, 10614100), (200, 10401818), (236, 8815100), (245, 8491280), (257, 8094800), (280, 7429870), (295, 7052080), (343, 6065200), (350, 5943896), (392, 5307050), (400, 5200909), (413, 5037200), (472, 4407550), (490, 4245640), (514, 4047400), (560, 3714935), (590, 3526040), (686, 3032600), (700, 2971948), (784, 2653525), (826, 2518600), (944, 2203775), (980, 2122820), (1028, 2023700), (1180, 1763020), (1225, 1698256), (1285, 1618960), (1372, 1516300), (1400, 1485974), (1475, 1410416), (1652, 1259300), (1715, 1213040), (1799, 1156400), (1960, 1061410), (2056, 1011850), (2065, 1007440), (2360, 881510), (2450, 849128), (2570, 809480), (2744, 758150), (2800, 742987), (2891, 719600), (2950, 705208), (3304, 629650), (3430, 606520), (3598, 578200), (3920, 530705), (4112, 505925), (4130, 503720), (4720, 440755), (4900, 424564), (5140, 404740), (5488, 379075), (5782, 359800), (5900, 352604), (6425, 323792), (6608, 314825), (6860, 303260), (7196, 289100), (8260, 251860), (8575, 242608), (8995, 231280), (9800, 212282), (10280, 202370), (10325, 201488), (11564, 179900), (11800, 176302), (12593, 165200), (12850, 161896), (13720, 151630), (14392, 144550), (14455, 143920), (15163, 137200), (16520, 125930), (17150, 121304), (17990, 115640), (19600, 106141), (20237, 102800), (20560, 101185), (20650, 100744), (23128, 89950), (23600, 88151), (25186, 82600), (25700, 80948), (27440, 75815), (28784, 72275), (28910, 71960), (30326, 68600), (33040, 62965), (34300, 60652), (35980, 57820), (40474, 51400), (41300, 50372), (44975, 46256)]