19938229920

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{659333}}^1$

素因数の和:659364

約数の個数: 192

約数和(自身を含む): 79753040640

約数和(自身を除く): 59814810720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4320, 5040, 6048, 7560, 10080, 15120, 30240, 659333, 1318666, 1977999, 2637332, 3296665, 3955998, 4615331, 5274664, 5933997, 6593330, 7911996, 9230662, 9889995, 10549328, 11867994, 13186660, 13845993, 15823992, 17801991, 18461324, 19779990, 21098656, 23076655, 23735988, 26373320, 27691986, 29669985, 31647984, 35603982, 36922648, 39559980, 41537979, 46153310, 47471976, 52746640, 55383972, 59339970, 63295968, 69229965, 71207964, 73845296, 79119960, 83075958, 89009955, 92306620, 94943952, 105493280, 110767944, 118679940, 124613937, 138459930, 142415928, 147690592, 158239920, 166151916, 178019910, 184613240, 189887904, 207689895, 221535888, 237359880, 249227874, 276919860, 284831856, 316479840, 332303832, 356039820, 369226480, 415379790, 443071776, 474719760, 498455748, 553839720, 569663712, 623069685, 664607664, 712079640, 738452960, 830759580, 949439520, 996911496, 1107679440, 1246139370, 1329215328, 1424159280, 1661519160, 1993822992, 2215358880, 2492278740, 2848318560, 3323038320, 3987645984, 4984557480, 6646076640, 9969114960, 19938229920]

約数ペア:

[(1, 19938229920), (2, 9969114960), (3, 6646076640), (4, 4984557480), (5, 3987645984), (6, 3323038320), (7, 2848318560), (8, 2492278740), (9, 2215358880), (10, 1993822992), (12, 1661519160), (14, 1424159280), (15, 1329215328), (16, 1246139370), (18, 1107679440), (20, 996911496), (21, 949439520), (24, 830759580), (27, 738452960), (28, 712079640), (30, 664607664), (32, 623069685), (35, 569663712), (36, 553839720), (40, 498455748), (42, 474719760), (45, 443071776), (48, 415379790), (54, 369226480), (56, 356039820), (60, 332303832), (63, 316479840), (70, 284831856), (72, 276919860), (80, 249227874), (84, 237359880), (90, 221535888), (96, 207689895), (105, 189887904), (108, 184613240), (112, 178019910), (120, 166151916), (126, 158239920), (135, 147690592), (140, 142415928), (144, 138459930), (160, 124613937), (168, 118679940), (180, 110767944), (189, 105493280), (210, 94943952), (216, 92306620), (224, 89009955), (240, 83075958), (252, 79119960), (270, 73845296), (280, 71207964), (288, 69229965), (315, 63295968), (336, 59339970), (360, 55383972), (378, 52746640), (420, 47471976), (432, 46153310), (480, 41537979), (504, 39559980), (540, 36922648), (560, 35603982), (630, 31647984), (672, 29669985), (720, 27691986), (756, 26373320), (840, 23735988), (864, 23076655), (945, 21098656), (1008, 19779990), (1080, 18461324), (1120, 17801991), (1260, 15823992), (1440, 13845993), (1512, 13186660), (1680, 11867994), (1890, 10549328), (2016, 9889995), (2160, 9230662), (2520, 7911996), (3024, 6593330), (3360, 5933997), (3780, 5274664), (4320, 4615331), (5040, 3955998), (6048, 3296665), (7560, 2637332), (10080, 1977999), (15120, 1318666), (30240, 659333)]