1621979520

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:306

約数の個数: 512

約数和(自身を含む): 6486220800

約数和(自身を除く): 4864241280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 31, 32, 34, 35, 40, 42, 48, 51, 56, 60, 62, 64, 68, 70, 80, 84, 85, 93, 96, 102, 105, 112, 119, 120, 124, 128, 136, 140, 155, 160, 168, 170, 186, 192, 204, 210, 217, 224, 229, 238, 240, 248, 255, 272, 280, 310, 320, 336, 340, 357, 372, 384, 408, 420, 434, 448, 458, 465, 476, 480, 496, 510, 527, 544, 560, 595, 620, 640, 651, 672, 680, 687, 714, 744, 816, 840, 868, 896, 916, 930, 952, 960, 992, 1020, 1054, 1085, 1088, 1120, 1145, 1190, 1240, 1302, 1344, 1360, 1374, 1428, 1488, 1581, 1603, 1632, 1680, 1736, 1785, 1832, 1860, 1904, 1920, 1984, 2040, 2108, 2170, 2176, 2240, 2290, 2380, 2480, 2604, 2635, 2688, 2720, 2748, 2856, 2976, 3162, 3206, 3255, 3264, 3360, 3435, 3472, 3570, 3664, 3689, 3720, 3808, 3893, 3968, 4080, 4216, 4340, 4480, 4580, 4760, 4809, 4960, 5208, 5270, 5440, 5496, 5712, 5952, 6324, 6412, 6510, 6528, 6720, 6870, 6944, 7099, 7140, 7328, 7378, 7440, 7616, 7786, 7905, 8015, 8160, 8432, 8680, 9160, 9520, 9618, 9920, 10416, 10540, 10880, 10992, 11067, 11424, 11679, 11904, 12648, 12824, 13020, 13440, 13740, 13888, 14198, 14280, 14656, 14756, 14880, 15232, 15572, 15810, 16030, 16320, 16864, 17360, 18320, 18445, 19040, 19236, 19465, 19840, 20832, 21080, 21297, 21984, 22134, 22848, 23358, 24045, 25296, 25648, 26040, 27251, 27480, 27776, 28396, 28560, 29312, 29512, 29760, 31144, 31620, 32060, 32640, 33728, 34720, 35495, 36640, 36890, 38080, 38472, 38930, 41664, 42160, 42594, 43968, 44268, 45696, 46716, 48090, 49693, 50592, 51296, 52080, 54502, 54960, 55335, 56792, 57120, 58395, 59024, 59520, 62288, 63240, 64120, 67456, 69440, 70990, 73280, 73780, 76160, 76944, 77860, 81753, 83328, 84320, 85188, 87936, 88536, 93432, 96180, 99386, 101184, 102592, 104160, 106485, 109004, 109920, 110670, 113584, 114240, 116790, 118048, 120683, 124576, 126480, 128240, 136255, 138880, 141980, 146560, 147560, 149079, 153888, 155720, 163506, 168640, 170376, 177072, 186864, 192360, 198772, 202368, 205184, 208320, 212970, 218008, 219840, 221340, 227168, 228480, 233580, 236096, 241366, 248465, 249152, 252960, 256480, 272510, 283960, 295120, 298158, 307776, 311440, 327012, 337280, 340752, 354144, 362049, 373728, 384720, 397544, 408765, 416640, 425940, 436016, 439680, 442680, 454336, 467160, 472192, 482732, 496930, 498304, 505920, 512960, 545020, 567920, 590240, 596316, 603415, 615552, 622880, 654024, 681504, 708288, 724098, 745395, 747456, 769440, 795088, 817530, 844781, 851880, 872032, 885360, 908672, 934320, 965464, 993860, 1011840, 1025920, 1090040, 1135840, 1180480, 1192632, 1206830, 1245760, 1308048, 1363008, 1416576, 1448196, 1490790, 1494912, 1538880, 1590176, 1635060, 1689562, 1703760, 1744064, 1770720, 1810245, 1868640, 1930928, 1987720, 2180080, 2271680, 2360960, 2385264, 2413660, 2491520, 2534343, 2616096, 2726016, 2896392, 2981580, 3077760, 3180352, 3270120, 3379124, 3407520, 3488128, 3541440, 3620490, 3737280, 3861856, 3975440, 4223905, 4360160, 4543360, 4770528, 4827320, 5068686, 5232192, 5792784, 5963160, 6360704, 6540240, 6758248, 6815040, 7082880, 7240980, 7474560, 7723712, 7950880, 8447810, 8720320, 9541056, 9654640, 10137372, 10464384, 11585568, 11926320, 12671715, 13080480, 13516496, 13630080, 14481960, 15447424, 15901760, 16895620, 17440640, 19082112, 19309280, 20274744, 23171136, 23852640, 25343430, 26160960, 27032992, 28963920, 31803520, 33791240, 38618560, 40549488, 46342272, 47705280, 50686860, 52321920, 54065984, 57927840, 67582480, 77237120, 81098976, 95410560, 101373720, 108131968, 115855680, 135164960, 162197952, 202747440, 231711360, 270329920, 324395904, 405494880, 540659840, 810989760, 1621979520]

約数ペア:

[(1, 1621979520), (2, 810989760), (3, 540659840), (4, 405494880), (5, 324395904), (6, 270329920), (7, 231711360), (8, 202747440), (10, 162197952), (12, 135164960), (14, 115855680), (15, 108131968), (16, 101373720), (17, 95410560), (20, 81098976), (21, 77237120), (24, 67582480), (28, 57927840), (30, 54065984), (31, 52321920), (32, 50686860), (34, 47705280), (35, 46342272), (40, 40549488), (42, 38618560), (48, 33791240), (51, 31803520), (56, 28963920), (60, 27032992), (62, 26160960), (64, 25343430), (68, 23852640), (70, 23171136), (80, 20274744), (84, 19309280), (85, 19082112), (93, 17440640), (96, 16895620), (102, 15901760), (105, 15447424), (112, 14481960), (119, 13630080), (120, 13516496), (124, 13080480), (128, 12671715), (136, 11926320), (140, 11585568), (155, 10464384), (160, 10137372), (168, 9654640), (170, 9541056), (186, 8720320), (192, 8447810), (204, 7950880), (210, 7723712), (217, 7474560), (224, 7240980), (229, 7082880), (238, 6815040), (240, 6758248), (248, 6540240), (255, 6360704), (272, 5963160), (280, 5792784), (310, 5232192), (320, 5068686), (336, 4827320), (340, 4770528), (357, 4543360), (372, 4360160), (384, 4223905), (408, 3975440), (420, 3861856), (434, 3737280), (448, 3620490), (458, 3541440), (465, 3488128), (476, 3407520), (480, 3379124), (496, 3270120), (510, 3180352), (527, 3077760), (544, 2981580), (560, 2896392), (595, 2726016), (620, 2616096), (640, 2534343), (651, 2491520), (672, 2413660), (680, 2385264), (687, 2360960), (714, 2271680), (744, 2180080), (816, 1987720), (840, 1930928), (868, 1868640), (896, 1810245), (916, 1770720), (930, 1744064), (952, 1703760), (960, 1689562), (992, 1635060), (1020, 1590176), (1054, 1538880), (1085, 1494912), (1088, 1490790), (1120, 1448196), (1145, 1416576), (1190, 1363008), (1240, 1308048), (1302, 1245760), (1344, 1206830), (1360, 1192632), (1374, 1180480), (1428, 1135840), (1488, 1090040), (1581, 1025920), (1603, 1011840), (1632, 993860), (1680, 965464), (1736, 934320), (1785, 908672), (1832, 885360), (1860, 872032), (1904, 851880), (1920, 844781), (1984, 817530), (2040, 795088), (2108, 769440), (2170, 747456), (2176, 745395), (2240, 724098), (2290, 708288), (2380, 681504), (2480, 654024), (2604, 622880), (2635, 615552), (2688, 603415), (2720, 596316), (2748, 590240), (2856, 567920), (2976, 545020), (3162, 512960), (3206, 505920), (3255, 498304), (3264, 496930), (3360, 482732), (3435, 472192), (3472, 467160), (3570, 454336), (3664, 442680), (3689, 439680), (3720, 436016), (3808, 425940), (3893, 416640), (3968, 408765), (4080, 397544), (4216, 384720), (4340, 373728), (4480, 362049), (4580, 354144), (4760, 340752), (4809, 337280), (4960, 327012), (5208, 311440), (5270, 307776), (5440, 298158), (5496, 295120), (5712, 283960), (5952, 272510), (6324, 256480), (6412, 252960), (6510, 249152), (6528, 248465), (6720, 241366), (6870, 236096), (6944, 233580), (7099, 228480), (7140, 227168), (7328, 221340), (7378, 219840), (7440, 218008), (7616, 212970), (7786, 208320), (7905, 205184), (8015, 202368), (8160, 198772), (8432, 192360), (8680, 186864), (9160, 177072), (9520, 170376), (9618, 168640), (9920, 163506), (10416, 155720), (10540, 153888), (10880, 149079), (10992, 147560), (11067, 146560), (11424, 141980), (11679, 138880), (11904, 136255), (12648, 128240), (12824, 126480), (13020, 124576), (13440, 120683), (13740, 118048), (13888, 116790), (14198, 114240), (14280, 113584), (14656, 110670), (14756, 109920), (14880, 109004), (15232, 106485), (15572, 104160), (15810, 102592), (16030, 101184), (16320, 99386), (16864, 96180), (17360, 93432), (18320, 88536), (18445, 87936), (19040, 85188), (19236, 84320), (19465, 83328), (19840, 81753), (20832, 77860), (21080, 76944), (21297, 76160), (21984, 73780), (22134, 73280), (22848, 70990), (23358, 69440), (24045, 67456), (25296, 64120), (25648, 63240), (26040, 62288), (27251, 59520), (27480, 59024), (27776, 58395), (28396, 57120), (28560, 56792), (29312, 55335), (29512, 54960), (29760, 54502), (31144, 52080), (31620, 51296), (32060, 50592), (32640, 49693), (33728, 48090), (34720, 46716), (35495, 45696), (36640, 44268), (36890, 43968), (38080, 42594), (38472, 42160), (38930, 41664)]