181021680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^3\times {\mathrm{733}}^1$

素因数の和:773

約数の個数: 240

約数和(自身を含む): 709924800

約数和(自身を除く): 528903120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 343, 360, 392, 420, 441, 490, 504, 560, 588, 630, 686, 720, 733, 735, 784, 840, 882, 980, 1008, 1029, 1176, 1260, 1372, 1466, 1470, 1680, 1715, 1764, 1960, 2058, 2199, 2205, 2352, 2520, 2744, 2932, 2940, 3087, 3430, 3528, 3665, 3920, 4116, 4398, 4410, 5040, 5131, 5145, 5488, 5864, 5880, 6174, 6597, 6860, 7056, 7330, 8232, 8796, 8820, 10262, 10290, 10995, 11728, 11760, 12348, 13194, 13720, 14660, 15393, 15435, 16464, 17592, 17640, 20524, 20580, 21990, 24696, 25655, 26388, 27440, 29320, 30786, 30870, 32985, 35184, 35280, 35917, 41048, 41160, 43980, 46179, 49392, 51310, 52776, 58640, 61572, 61740, 65970, 71834, 76965, 82096, 82320, 87960, 92358, 102620, 105552, 107751, 123144, 123480, 131940, 143668, 153930, 175920, 179585, 184716, 205240, 215502, 230895, 246288, 246960, 251419, 263880, 287336, 307860, 323253, 359170, 369432, 410480, 431004, 461790, 502838, 527760, 538755, 574672, 615720, 646506, 718340, 738864, 754257, 862008, 923580, 1005676, 1077510, 1231440, 1257095, 1293012, 1436680, 1508514, 1616265, 1724016, 1847160, 2011352, 2155020, 2262771, 2514190, 2586024, 2873360, 3017028, 3232530, 3694320, 3771285, 4022704, 4310040, 4525542, 5028380, 5172048, 6034056, 6465060, 7542570, 8620080, 9051084, 10056760, 11313855, 12068112, 12930120, 15085140, 18102168, 20113520, 22627710, 25860240, 30170280, 36204336, 45255420, 60340560, 90510840, 181021680]

約数ペア:

[(1, 181021680), (2, 90510840), (3, 60340560), (4, 45255420), (5, 36204336), (6, 30170280), (7, 25860240), (8, 22627710), (9, 20113520), (10, 18102168), (12, 15085140), (14, 12930120), (15, 12068112), (16, 11313855), (18, 10056760), (20, 9051084), (21, 8620080), (24, 7542570), (28, 6465060), (30, 6034056), (35, 5172048), (36, 5028380), (40, 4525542), (42, 4310040), (45, 4022704), (48, 3771285), (49, 3694320), (56, 3232530), (60, 3017028), (63, 2873360), (70, 2586024), (72, 2514190), (80, 2262771), (84, 2155020), (90, 2011352), (98, 1847160), (105, 1724016), (112, 1616265), (120, 1508514), (126, 1436680), (140, 1293012), (144, 1257095), (147, 1231440), (168, 1077510), (180, 1005676), (196, 923580), (210, 862008), (240, 754257), (245, 738864), (252, 718340), (280, 646506), (294, 615720), (315, 574672), (336, 538755), (343, 527760), (360, 502838), (392, 461790), (420, 431004), (441, 410480), (490, 369432), (504, 359170), (560, 323253), (588, 307860), (630, 287336), (686, 263880), (720, 251419), (733, 246960), (735, 246288), (784, 230895), (840, 215502), (882, 205240), (980, 184716), (1008, 179585), (1029, 175920), (1176, 153930), (1260, 143668), (1372, 131940), (1466, 123480), (1470, 123144), (1680, 107751), (1715, 105552), (1764, 102620), (1960, 92358), (2058, 87960), (2199, 82320), (2205, 82096), (2352, 76965), (2520, 71834), (2744, 65970), (2932, 61740), (2940, 61572), (3087, 58640), (3430, 52776), (3528, 51310), (3665, 49392), (3920, 46179), (4116, 43980), (4398, 41160), (4410, 41048), (5040, 35917), (5131, 35280), (5145, 35184), (5488, 32985), (5864, 30870), (5880, 30786), (6174, 29320), (6597, 27440), (6860, 26388), (7056, 25655), (7330, 24696), (8232, 21990), (8796, 20580), (8820, 20524), (10262, 17640), (10290, 17592), (10995, 16464), (11728, 15435), (11760, 15393), (12348, 14660), (13194, 13720)]