20321708400

素因数分解:

$2^4\times 3^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{42443}}^1$

素因数の和:42493

約数の個数: 360

約数和(自身を含む): 84840462720

約数和(自身を除く): 64518754320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 25, 28, 30, 35, 36, 38, 40, 42, 45, 48, 50, 56, 57, 60, 63, 70, 72, 75, 76, 80, 84, 90, 95, 100, 105, 112, 114, 120, 126, 133, 140, 144, 150, 152, 168, 171, 175, 180, 190, 200, 210, 225, 228, 240, 252, 266, 280, 285, 300, 304, 315, 336, 342, 350, 360, 380, 399, 400, 420, 450, 456, 475, 504, 525, 532, 560, 570, 600, 630, 665, 684, 700, 720, 760, 798, 840, 855, 900, 912, 950, 1008, 1050, 1064, 1140, 1197, 1200, 1260, 1330, 1368, 1400, 1425, 1520, 1575, 1596, 1680, 1710, 1800, 1900, 1995, 2100, 2128, 2280, 2394, 2520, 2660, 2736, 2800, 2850, 3150, 3192, 3325, 3420, 3600, 3800, 3990, 4200, 4275, 4560, 4788, 5040, 5320, 5700, 5985, 6300, 6384, 6650, 6840, 7600, 7980, 8400, 8550, 9576, 9975, 10640, 11400, 11970, 12600, 13300, 13680, 15960, 17100, 19152, 19950, 22800, 23940, 25200, 26600, 29925, 31920, 34200, 39900, 42443, 47880, 53200, 59850, 68400, 79800, 84886, 95760, 119700, 127329, 159600, 169772, 212215, 239400, 254658, 297101, 339544, 381987, 424430, 478800, 509316, 594202, 636645, 679088, 763974, 806417, 848860, 891303, 1018632, 1061075, 1188404, 1273290, 1485505, 1527948, 1612834, 1697720, 1782606, 1909935, 2037264, 2122150, 2376808, 2419251, 2546580, 2673909, 2971010, 3055896, 3183225, 3225668, 3395440, 3565212, 3819870, 4032085, 4244300, 4456515, 4753616, 4838502, 5093160, 5347818, 5644919, 5942020, 6111792, 6366450, 6451336, 7130424, 7257753, 7427525, 7639740, 8064170, 8488600, 8913030, 9549675, 9677004, 10186320, 10695636, 11289838, 11884040, 12096255, 12732900, 12902672, 13369545, 14260848, 14515506, 14855050, 15279480, 16128340, 16934757, 16977200, 17826060, 19099350, 19354008, 20160425, 21391272, 22282575, 22579676, 23768080, 24192510, 25465800, 26739090, 28224595, 29031012, 29710100, 30558960, 32256680, 33869514, 35652120, 36288765, 38198700, 38708016, 40320850, 42782544, 44565150, 45159352, 48385020, 50804271, 50931600, 53478180, 56449190, 58062024, 59420200, 60481275, 64513360, 66847725, 67739028, 71304240, 72577530, 76397400, 80641700, 84673785, 89130300, 90318704, 96770040, 101608542, 106956360, 112898380, 116124048, 118840400, 120962550, 133695450, 135478056, 141122975, 145155060, 152794800, 161283400, 169347570, 178260600, 181443825, 193540080, 203217084, 213912720, 225796760, 241925100, 254021355, 267390900, 270956112, 282245950, 290310120, 322566800, 338695140, 356521200, 362887650, 406434168, 423368925, 451593520, 483850200, 508042710, 534781800, 564491900, 580620240, 677390280, 725775300, 812868336, 846737850, 967700400, 1016085420, 1069563600, 1128983800, 1270106775, 1354780560, 1451550600, 1693475700, 2032170840, 2257967600, 2540213550, 2903101200, 3386951400, 4064341680, 5080427100, 6773902800, 10160854200, 20321708400]

約数ペア:

[(1, 20321708400), (2, 10160854200), (3, 6773902800), (4, 5080427100), (5, 4064341680), (6, 3386951400), (7, 2903101200), (8, 2540213550), (9, 2257967600), (10, 2032170840), (12, 1693475700), (14, 1451550600), (15, 1354780560), (16, 1270106775), (18, 1128983800), (19, 1069563600), (20, 1016085420), (21, 967700400), (24, 846737850), (25, 812868336), (28, 725775300), (30, 677390280), (35, 580620240), (36, 564491900), (38, 534781800), (40, 508042710), (42, 483850200), (45, 451593520), (48, 423368925), (50, 406434168), (56, 362887650), (57, 356521200), (60, 338695140), (63, 322566800), (70, 290310120), (72, 282245950), (75, 270956112), (76, 267390900), (80, 254021355), (84, 241925100), (90, 225796760), (95, 213912720), (100, 203217084), (105, 193540080), (112, 181443825), (114, 178260600), (120, 169347570), (126, 161283400), (133, 152794800), (140, 145155060), (144, 141122975), (150, 135478056), (152, 133695450), (168, 120962550), (171, 118840400), (175, 116124048), (180, 112898380), (190, 106956360), (200, 101608542), (210, 96770040), (225, 90318704), (228, 89130300), (240, 84673785), (252, 80641700), (266, 76397400), (280, 72577530), (285, 71304240), (300, 67739028), (304, 66847725), (315, 64513360), (336, 60481275), (342, 59420200), (350, 58062024), (360, 56449190), (380, 53478180), (399, 50931600), (400, 50804271), (420, 48385020), (450, 45159352), (456, 44565150), (475, 42782544), (504, 40320850), (525, 38708016), (532, 38198700), (560, 36288765), (570, 35652120), (600, 33869514), (630, 32256680), (665, 30558960), (684, 29710100), (700, 29031012), (720, 28224595), (760, 26739090), (798, 25465800), (840, 24192510), (855, 23768080), (900, 22579676), (912, 22282575), (950, 21391272), (1008, 20160425), (1050, 19354008), (1064, 19099350), (1140, 17826060), (1197, 16977200), (1200, 16934757), (1260, 16128340), (1330, 15279480), (1368, 14855050), (1400, 14515506), (1425, 14260848), (1520, 13369545), (1575, 12902672), (1596, 12732900), (1680, 12096255), (1710, 11884040), (1800, 11289838), (1900, 10695636), (1995, 10186320), (2100, 9677004), (2128, 9549675), (2280, 8913030), (2394, 8488600), (2520, 8064170), (2660, 7639740), (2736, 7427525), (2800, 7257753), (2850, 7130424), (3150, 6451336), (3192, 6366450), (3325, 6111792), (3420, 5942020), (3600, 5644919), (3800, 5347818), (3990, 5093160), (4200, 4838502), (4275, 4753616), (4560, 4456515), (4788, 4244300), (5040, 4032085), (5320, 3819870), (5700, 3565212), (5985, 3395440), (6300, 3225668), (6384, 3183225), (6650, 3055896), (6840, 2971010), (7600, 2673909), (7980, 2546580), (8400, 2419251), (8550, 2376808), (9576, 2122150), (9975, 2037264), (10640, 1909935), (11400, 1782606), (11970, 1697720), (12600, 1612834), (13300, 1527948), (13680, 1485505), (15960, 1273290), (17100, 1188404), (19152, 1061075), (19950, 1018632), (22800, 891303), (23940, 848860), (25200, 806417), (26600, 763974), (29925, 679088), (31920, 636645), (34200, 594202), (39900, 509316), (42443, 478800), (47880, 424430), (53200, 381987), (59850, 339544), (68400, 297101), (79800, 254658), (84886, 239400), (95760, 212215), (119700, 169772), (127329, 159600)]