216373920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{907}}^1$

素因数の和:1003

約数の個数: 192

約数和(自身を含む): 790788096

約数和(自身を除く): 574414176

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 71, 80, 84, 96, 105, 112, 120, 140, 142, 160, 168, 210, 213, 224, 240, 280, 284, 336, 355, 420, 426, 480, 497, 560, 568, 672, 710, 840, 852, 907, 994, 1065, 1120, 1136, 1420, 1491, 1680, 1704, 1814, 1988, 2130, 2272, 2485, 2721, 2840, 2982, 3360, 3408, 3628, 3976, 4260, 4535, 4970, 5442, 5680, 5964, 6349, 6816, 7256, 7455, 7952, 8520, 9070, 9940, 10884, 11360, 11928, 12698, 13605, 14512, 14910, 15904, 17040, 18140, 19047, 19880, 21768, 23856, 25396, 27210, 29024, 29820, 31745, 34080, 36280, 38094, 39760, 43536, 47712, 50792, 54420, 59640, 63490, 64397, 72560, 76188, 79520, 87072, 95235, 101584, 108840, 119280, 126980, 128794, 145120, 152376, 190470, 193191, 203168, 217680, 238560, 253960, 257588, 304752, 321985, 380940, 386382, 435360, 450779, 507920, 515176, 609504, 643970, 761880, 772764, 901558, 965955, 1015840, 1030352, 1287940, 1352337, 1523760, 1545528, 1803116, 1931910, 2060704, 2253895, 2575880, 2704674, 3047520, 3091056, 3606232, 3863820, 4507790, 5151760, 5409348, 6182112, 6761685, 7212464, 7727640, 9015580, 10303520, 10818696, 13523370, 14424928, 15455280, 18031160, 21637392, 27046740, 30910560, 36062320, 43274784, 54093480, 72124640, 108186960, 216373920]

約数ペア:

[(1, 216373920), (2, 108186960), (3, 72124640), (4, 54093480), (5, 43274784), (6, 36062320), (7, 30910560), (8, 27046740), (10, 21637392), (12, 18031160), (14, 15455280), (15, 14424928), (16, 13523370), (20, 10818696), (21, 10303520), (24, 9015580), (28, 7727640), (30, 7212464), (32, 6761685), (35, 6182112), (40, 5409348), (42, 5151760), (48, 4507790), (56, 3863820), (60, 3606232), (70, 3091056), (71, 3047520), (80, 2704674), (84, 2575880), (96, 2253895), (105, 2060704), (112, 1931910), (120, 1803116), (140, 1545528), (142, 1523760), (160, 1352337), (168, 1287940), (210, 1030352), (213, 1015840), (224, 965955), (240, 901558), (280, 772764), (284, 761880), (336, 643970), (355, 609504), (420, 515176), (426, 507920), (480, 450779), (497, 435360), (560, 386382), (568, 380940), (672, 321985), (710, 304752), (840, 257588), (852, 253960), (907, 238560), (994, 217680), (1065, 203168), (1120, 193191), (1136, 190470), (1420, 152376), (1491, 145120), (1680, 128794), (1704, 126980), (1814, 119280), (1988, 108840), (2130, 101584), (2272, 95235), (2485, 87072), (2721, 79520), (2840, 76188), (2982, 72560), (3360, 64397), (3408, 63490), (3628, 59640), (3976, 54420), (4260, 50792), (4535, 47712), (4970, 43536), (5442, 39760), (5680, 38094), (5964, 36280), (6349, 34080), (6816, 31745), (7256, 29820), (7455, 29024), (7952, 27210), (8520, 25396), (9070, 23856), (9940, 21768), (10884, 19880), (11360, 19047), (11928, 18140), (12698, 17040), (13605, 15904), (14512, 14910)]