20354252800

素因数分解:

$2^{14}\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:305

約数の個数: 360

約数和(自身を含む): 59808949760

約数和(自身を除く): 39454696960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 32, 35, 40, 50, 56, 62, 64, 70, 80, 100, 112, 124, 128, 140, 155, 160, 175, 200, 217, 224, 229, 248, 256, 280, 310, 320, 350, 400, 434, 448, 458, 496, 512, 560, 620, 640, 700, 775, 800, 868, 896, 916, 992, 1024, 1085, 1120, 1145, 1240, 1280, 1400, 1550, 1600, 1603, 1736, 1792, 1832, 1984, 2048, 2170, 2240, 2290, 2480, 2560, 2800, 3100, 3200, 3206, 3472, 3584, 3664, 3968, 4096, 4340, 4480, 4580, 4960, 5120, 5425, 5600, 5725, 6200, 6400, 6412, 6944, 7099, 7168, 7328, 7936, 8015, 8192, 8680, 8960, 9160, 9920, 10240, 10850, 11200, 11450, 12400, 12800, 12824, 13888, 14198, 14336, 14656, 15872, 16030, 16384, 17360, 17920, 18320, 19840, 20480, 21700, 22400, 22900, 24800, 25600, 25648, 27776, 28396, 28672, 29312, 31744, 32060, 34720, 35495, 35840, 36640, 39680, 40075, 40960, 43400, 44800, 45800, 49600, 49693, 51200, 51296, 55552, 56792, 57344, 58624, 63488, 64120, 69440, 70990, 71680, 73280, 79360, 80150, 81920, 86800, 89600, 91600, 99200, 99386, 102400, 102592, 111104, 113584, 114688, 117248, 126976, 128240, 138880, 141980, 143360, 146560, 158720, 160300, 173600, 177475, 179200, 183200, 198400, 198772, 204800, 205184, 222208, 227168, 234496, 248465, 253952, 256480, 277760, 283960, 286720, 293120, 317440, 320600, 347200, 354950, 358400, 366400, 396800, 397544, 409600, 410368, 444416, 454336, 468992, 496930, 507904, 512960, 555520, 567920, 573440, 586240, 634880, 641200, 694400, 709900, 716800, 732800, 793600, 795088, 820736, 888832, 908672, 937984, 993860, 1025920, 1111040, 1135840, 1172480, 1242325, 1269760, 1282400, 1388800, 1419800, 1433600, 1465600, 1587200, 1590176, 1641472, 1777664, 1817344, 1875968, 1987720, 2051840, 2222080, 2271680, 2344960, 2484650, 2539520, 2564800, 2777600, 2839600, 2867200, 2931200, 3174400, 3180352, 3282944, 3555328, 3634688, 3751936, 3975440, 4103680, 4444160, 4543360, 4689920, 4969300, 5129600, 5555200, 5679200, 5862400, 6348800, 6360704, 6565888, 7269376, 7950880, 8207360, 8888320, 9086720, 9379840, 9938600, 10259200, 11110400, 11358400, 11724800, 12697600, 12721408, 13131776, 14538752, 15901760, 16414720, 17776640, 18173440, 18759680, 19877200, 20518400, 22220800, 22716800, 23449600, 25442816, 26263552, 29077504, 31803520, 32829440, 36346880, 39754400, 41036800, 44441600, 45433600, 46899200, 50885632, 58155008, 63607040, 65658880, 72693760, 79508800, 82073600, 88883200, 90867200, 93798400, 101771264, 116310016, 127214080, 131317760, 145387520, 159017600, 164147200, 181734400, 203542528, 254428160, 290775040, 318035200, 328294400, 363468800, 407085056, 508856320, 581550080, 636070400, 656588800, 726937600, 814170112, 1017712640, 1272140800, 1453875200, 2035425280, 2544281600, 2907750400, 4070850560, 5088563200, 10177126400, 20354252800]

約数ペア:

[(1, 20354252800), (2, 10177126400), (4, 5088563200), (5, 4070850560), (7, 2907750400), (8, 2544281600), (10, 2035425280), (14, 1453875200), (16, 1272140800), (20, 1017712640), (25, 814170112), (28, 726937600), (31, 656588800), (32, 636070400), (35, 581550080), (40, 508856320), (50, 407085056), (56, 363468800), (62, 328294400), (64, 318035200), (70, 290775040), (80, 254428160), (100, 203542528), (112, 181734400), (124, 164147200), (128, 159017600), (140, 145387520), (155, 131317760), (160, 127214080), (175, 116310016), (200, 101771264), (217, 93798400), (224, 90867200), (229, 88883200), (248, 82073600), (256, 79508800), (280, 72693760), (310, 65658880), (320, 63607040), (350, 58155008), (400, 50885632), (434, 46899200), (448, 45433600), (458, 44441600), (496, 41036800), (512, 39754400), (560, 36346880), (620, 32829440), (640, 31803520), (700, 29077504), (775, 26263552), (800, 25442816), (868, 23449600), (896, 22716800), (916, 22220800), (992, 20518400), (1024, 19877200), (1085, 18759680), (1120, 18173440), (1145, 17776640), (1240, 16414720), (1280, 15901760), (1400, 14538752), (1550, 13131776), (1600, 12721408), (1603, 12697600), (1736, 11724800), (1792, 11358400), (1832, 11110400), (1984, 10259200), (2048, 9938600), (2170, 9379840), (2240, 9086720), (2290, 8888320), (2480, 8207360), (2560, 7950880), (2800, 7269376), (3100, 6565888), (3200, 6360704), (3206, 6348800), (3472, 5862400), (3584, 5679200), (3664, 5555200), (3968, 5129600), (4096, 4969300), (4340, 4689920), (4480, 4543360), (4580, 4444160), (4960, 4103680), (5120, 3975440), (5425, 3751936), (5600, 3634688), (5725, 3555328), (6200, 3282944), (6400, 3180352), (6412, 3174400), (6944, 2931200), (7099, 2867200), (7168, 2839600), (7328, 2777600), (7936, 2564800), (8015, 2539520), (8192, 2484650), (8680, 2344960), (8960, 2271680), (9160, 2222080), (9920, 2051840), (10240, 1987720), (10850, 1875968), (11200, 1817344), (11450, 1777664), (12400, 1641472), (12800, 1590176), (12824, 1587200), (13888, 1465600), (14198, 1433600), (14336, 1419800), (14656, 1388800), (15872, 1282400), (16030, 1269760), (16384, 1242325), (17360, 1172480), (17920, 1135840), (18320, 1111040), (19840, 1025920), (20480, 993860), (21700, 937984), (22400, 908672), (22900, 888832), (24800, 820736), (25600, 795088), (25648, 793600), (27776, 732800), (28396, 716800), (28672, 709900), (29312, 694400), (31744, 641200), (32060, 634880), (34720, 586240), (35495, 573440), (35840, 567920), (36640, 555520), (39680, 512960), (40075, 507904), (40960, 496930), (43400, 468992), (44800, 454336), (45800, 444416), (49600, 410368), (49693, 409600), (51200, 397544), (51296, 396800), (55552, 366400), (56792, 358400), (57344, 354950), (58624, 347200), (63488, 320600), (64120, 317440), (69440, 293120), (70990, 286720), (71680, 283960), (73280, 277760), (79360, 256480), (80150, 253952), (81920, 248465), (86800, 234496), (89600, 227168), (91600, 222208), (99200, 205184), (99386, 204800), (102400, 198772), (102592, 198400), (111104, 183200), (113584, 179200), (114688, 177475), (117248, 173600), (126976, 160300), (128240, 158720), (138880, 146560), (141980, 143360)]