2808612400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{349}}^1$

素因数の和:468

約数の個数: 240

約数和(自身を含む): 7749504000

約数和(自身を除く): 4940891600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 40, 44, 50, 55, 59, 62, 80, 88, 100, 110, 118, 124, 155, 176, 200, 220, 236, 248, 275, 295, 310, 341, 349, 400, 440, 472, 496, 550, 590, 620, 649, 682, 698, 775, 880, 944, 1100, 1180, 1240, 1298, 1364, 1396, 1475, 1550, 1705, 1745, 1829, 2200, 2360, 2480, 2596, 2728, 2792, 2950, 3100, 3245, 3410, 3490, 3658, 3839, 4400, 4720, 5192, 5456, 5584, 5900, 6200, 6490, 6820, 6980, 7316, 7678, 8525, 8725, 9145, 10384, 10819, 11800, 12400, 12980, 13640, 13960, 14632, 15356, 16225, 17050, 17450, 18290, 19195, 20119, 20591, 21638, 23600, 25960, 27280, 27920, 29264, 30712, 32450, 34100, 34900, 36580, 38390, 40238, 41182, 43276, 45725, 51920, 54095, 61424, 64900, 68200, 69800, 73160, 76780, 80476, 82364, 86552, 91450, 95975, 100595, 102955, 108190, 119009, 129800, 136400, 139600, 146320, 153560, 160952, 164728, 173104, 182900, 191950, 201190, 205910, 216380, 226501, 238018, 259600, 270475, 307120, 321904, 329456, 365800, 383900, 402380, 411820, 432760, 453002, 476036, 502975, 514775, 540950, 595045, 638321, 731600, 767800, 804760, 823640, 865520, 906004, 952072, 1005950, 1029550, 1081900, 1132505, 1190090, 1276642, 1535600, 1609520, 1647280, 1812008, 1904144, 2011900, 2059100, 2163800, 2265010, 2380180, 2553284, 2975225, 3191605, 3624016, 4023800, 4118200, 4327600, 4530020, 4760360, 5106568, 5662525, 5950450, 6383210, 7021531, 8047600, 8236400, 9060040, 9520720, 10213136, 11325050, 11900900, 12766420, 14043062, 15958025, 18120080, 22650100, 23801800, 25532840, 28086124, 31916050, 35107655, 45300200, 47603600, 51065680, 56172248, 63832100, 70215310, 90600400, 112344496, 127664200, 140430620, 175538275, 255328400, 280861240, 351076550, 561722480, 702153100, 1404306200, 2808612400]

約数ペア:

[(1, 2808612400), (2, 1404306200), (4, 702153100), (5, 561722480), (8, 351076550), (10, 280861240), (11, 255328400), (16, 175538275), (20, 140430620), (22, 127664200), (25, 112344496), (31, 90600400), (40, 70215310), (44, 63832100), (50, 56172248), (55, 51065680), (59, 47603600), (62, 45300200), (80, 35107655), (88, 31916050), (100, 28086124), (110, 25532840), (118, 23801800), (124, 22650100), (155, 18120080), (176, 15958025), (200, 14043062), (220, 12766420), (236, 11900900), (248, 11325050), (275, 10213136), (295, 9520720), (310, 9060040), (341, 8236400), (349, 8047600), (400, 7021531), (440, 6383210), (472, 5950450), (496, 5662525), (550, 5106568), (590, 4760360), (620, 4530020), (649, 4327600), (682, 4118200), (698, 4023800), (775, 3624016), (880, 3191605), (944, 2975225), (1100, 2553284), (1180, 2380180), (1240, 2265010), (1298, 2163800), (1364, 2059100), (1396, 2011900), (1475, 1904144), (1550, 1812008), (1705, 1647280), (1745, 1609520), (1829, 1535600), (2200, 1276642), (2360, 1190090), (2480, 1132505), (2596, 1081900), (2728, 1029550), (2792, 1005950), (2950, 952072), (3100, 906004), (3245, 865520), (3410, 823640), (3490, 804760), (3658, 767800), (3839, 731600), (4400, 638321), (4720, 595045), (5192, 540950), (5456, 514775), (5584, 502975), (5900, 476036), (6200, 453002), (6490, 432760), (6820, 411820), (6980, 402380), (7316, 383900), (7678, 365800), (8525, 329456), (8725, 321904), (9145, 307120), (10384, 270475), (10819, 259600), (11800, 238018), (12400, 226501), (12980, 216380), (13640, 205910), (13960, 201190), (14632, 191950), (15356, 182900), (16225, 173104), (17050, 164728), (17450, 160952), (18290, 153560), (19195, 146320), (20119, 139600), (20591, 136400), (21638, 129800), (23600, 119009), (25960, 108190), (27280, 102955), (27920, 100595), (29264, 95975), (30712, 91450), (32450, 86552), (34100, 82364), (34900, 80476), (36580, 76780), (38390, 73160), (40238, 69800), (41182, 68200), (43276, 64900), (45725, 61424), (51920, 54095)]