204815520

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1$

素因数の和:565

約数の個数: 384

約数和(自身を含む): 883975680

約数和(自身を除く): 679160160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 27, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 52, 54, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 96, 104, 105, 108, 112, 117, 120, 126, 130, 135, 140, 144, 156, 160, 168, 180, 182, 189, 195, 208, 210, 216, 224, 234, 240, 252, 260, 270, 273, 280, 288, 312, 315, 336, 351, 360, 364, 378, 390, 416, 420, 432, 455, 468, 480, 504, 520, 521, 540, 546, 560, 585, 624, 630, 672, 702, 720, 728, 756, 780, 819, 840, 864, 910, 936, 945, 1008, 1040, 1042, 1080, 1092, 1120, 1170, 1248, 1260, 1365, 1404, 1440, 1456, 1512, 1560, 1563, 1638, 1680, 1755, 1820, 1872, 1890, 2016, 2080, 2084, 2160, 2184, 2340, 2457, 2520, 2605, 2730, 2808, 2912, 3024, 3120, 3126, 3276, 3360, 3510, 3640, 3647, 3744, 3780, 4095, 4168, 4320, 4368, 4680, 4689, 4914, 5040, 5210, 5460, 5616, 6048, 6240, 6252, 6552, 6773, 7020, 7280, 7294, 7560, 7815, 8190, 8336, 8736, 9360, 9378, 9828, 10080, 10420, 10920, 10941, 11232, 12285, 12504, 13104, 13546, 14040, 14067, 14560, 14588, 15120, 15630, 16380, 16672, 18235, 18720, 18756, 19656, 20319, 20840, 21840, 21882, 23445, 24570, 25008, 26208, 27092, 28080, 28134, 29176, 30240, 31260, 32760, 32823, 33865, 36470, 37512, 39312, 40638, 41680, 43680, 43764, 46890, 47411, 49140, 50016, 54184, 54705, 56160, 56268, 58352, 60957, 62520, 65520, 65646, 67730, 70335, 72940, 75024, 78624, 81276, 83360, 87528, 93780, 94822, 98280, 98469, 101595, 108368, 109410, 112536, 116704, 121914, 125040, 131040, 131292, 135460, 140670, 142233, 145880, 150048, 162552, 164115, 175056, 182871, 187560, 189644, 196560, 196938, 203190, 216736, 218820, 225072, 237055, 243828, 250080, 262584, 270920, 281340, 284466, 291760, 304785, 325104, 328230, 350112, 365742, 375120, 379288, 393120, 393876, 406380, 426699, 437640, 450144, 474110, 487656, 492345, 525168, 541840, 562680, 568932, 583520, 609570, 650208, 656460, 711165, 731484, 750240, 758576, 787752, 812760, 853398, 875280, 914355, 948220, 975312, 984690, 1050336, 1083680, 1125360, 1137864, 1219140, 1280097, 1312920, 1422330, 1462968, 1517152, 1575504, 1625520, 1706796, 1750560, 1828710, 1896440, 1950624, 1969380, 2133495, 2250720, 2275728, 2438280, 2560194, 2625840, 2844660, 2925936, 3151008, 3251040, 3413592, 3657420, 3792880, 3938760, 4266990, 4551456, 4876560, 5120388, 5251680, 5689320, 5851872, 6400485, 6827184, 7314840, 7585760, 7877520, 8533980, 9753120, 10240776, 11378640, 12800970, 13654368, 14629680, 15755040, 17067960, 20481552, 22757280, 25601940, 29259360, 34135920, 40963104, 51203880, 68271840, 102407760, 204815520]

約数ペア:

[(1, 204815520), (2, 102407760), (3, 68271840), (4, 51203880), (5, 40963104), (6, 34135920), (7, 29259360), (8, 25601940), (9, 22757280), (10, 20481552), (12, 17067960), (13, 15755040), (14, 14629680), (15, 13654368), (16, 12800970), (18, 11378640), (20, 10240776), (21, 9753120), (24, 8533980), (26, 7877520), (27, 7585760), (28, 7314840), (30, 6827184), (32, 6400485), (35, 5851872), (36, 5689320), (39, 5251680), (40, 5120388), (42, 4876560), (45, 4551456), (48, 4266990), (52, 3938760), (54, 3792880), (56, 3657420), (60, 3413592), (63, 3251040), (65, 3151008), (70, 2925936), (72, 2844660), (78, 2625840), (80, 2560194), (84, 2438280), (90, 2275728), (91, 2250720), (96, 2133495), (104, 1969380), (105, 1950624), (108, 1896440), (112, 1828710), (117, 1750560), (120, 1706796), (126, 1625520), (130, 1575504), (135, 1517152), (140, 1462968), (144, 1422330), (156, 1312920), (160, 1280097), (168, 1219140), (180, 1137864), (182, 1125360), (189, 1083680), (195, 1050336), (208, 984690), (210, 975312), (216, 948220), (224, 914355), (234, 875280), (240, 853398), (252, 812760), (260, 787752), (270, 758576), (273, 750240), (280, 731484), (288, 711165), (312, 656460), (315, 650208), (336, 609570), (351, 583520), (360, 568932), (364, 562680), (378, 541840), (390, 525168), (416, 492345), (420, 487656), (432, 474110), (455, 450144), (468, 437640), (480, 426699), (504, 406380), (520, 393876), (521, 393120), (540, 379288), (546, 375120), (560, 365742), (585, 350112), (624, 328230), (630, 325104), (672, 304785), (702, 291760), (720, 284466), (728, 281340), (756, 270920), (780, 262584), (819, 250080), (840, 243828), (864, 237055), (910, 225072), (936, 218820), (945, 216736), (1008, 203190), (1040, 196938), (1042, 196560), (1080, 189644), (1092, 187560), (1120, 182871), (1170, 175056), (1248, 164115), (1260, 162552), (1365, 150048), (1404, 145880), (1440, 142233), (1456, 140670), (1512, 135460), (1560, 131292), (1563, 131040), (1638, 125040), (1680, 121914), (1755, 116704), (1820, 112536), (1872, 109410), (1890, 108368), (2016, 101595), (2080, 98469), (2084, 98280), (2160, 94822), (2184, 93780), (2340, 87528), (2457, 83360), (2520, 81276), (2605, 78624), (2730, 75024), (2808, 72940), (2912, 70335), (3024, 67730), (3120, 65646), (3126, 65520), (3276, 62520), (3360, 60957), (3510, 58352), (3640, 56268), (3647, 56160), (3744, 54705), (3780, 54184), (4095, 50016), (4168, 49140), (4320, 47411), (4368, 46890), (4680, 43764), (4689, 43680), (4914, 41680), (5040, 40638), (5210, 39312), (5460, 37512), (5616, 36470), (6048, 33865), (6240, 32823), (6252, 32760), (6552, 31260), (6773, 30240), (7020, 29176), (7280, 28134), (7294, 28080), (7560, 27092), (7815, 26208), (8190, 25008), (8336, 24570), (8736, 23445), (9360, 21882), (9378, 21840), (9828, 20840), (10080, 20319), (10420, 19656), (10920, 18756), (10941, 18720), (11232, 18235), (12285, 16672), (12504, 16380), (13104, 15630), (13546, 15120), (14040, 14588), (14067, 14560)]