2721402880

素因数分解:

$2^{12}\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{463}}^1$

素因数の和:540

約数の個数: 208

約数和(自身を含む): 7662057984

約数和(自身を除く): 4940655104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 64, 70, 80, 82, 112, 128, 140, 160, 164, 205, 224, 256, 280, 287, 320, 328, 410, 448, 463, 512, 560, 574, 640, 656, 820, 896, 926, 1024, 1120, 1148, 1280, 1312, 1435, 1640, 1792, 1852, 2048, 2240, 2296, 2315, 2560, 2624, 2870, 3241, 3280, 3584, 3704, 4096, 4480, 4592, 4630, 5120, 5248, 5740, 6482, 6560, 7168, 7408, 8960, 9184, 9260, 10240, 10496, 11480, 12964, 13120, 14336, 14816, 16205, 17920, 18368, 18520, 18983, 20480, 20992, 22960, 25928, 26240, 28672, 29632, 32410, 35840, 36736, 37040, 37966, 41984, 45920, 51856, 52480, 59264, 64820, 71680, 73472, 74080, 75932, 83968, 91840, 94915, 103712, 104960, 118528, 129640, 132881, 143360, 146944, 148160, 151864, 167936, 183680, 189830, 207424, 209920, 237056, 259280, 265762, 293888, 296320, 303728, 367360, 379660, 414848, 419840, 474112, 518560, 531524, 587776, 592640, 607456, 664405, 734720, 759320, 829696, 839680, 948224, 1037120, 1063048, 1175552, 1185280, 1214912, 1328810, 1469440, 1518640, 1659392, 1896448, 2074240, 2126096, 2370560, 2429824, 2657620, 2938880, 3037280, 3318784, 4148480, 4252192, 4741120, 4859648, 5315240, 5877760, 6074560, 6637568, 8296960, 8504384, 9482240, 9719296, 10630480, 12149120, 13275136, 16593920, 17008768, 19438592, 21260960, 24298240, 33187840, 34017536, 38877184, 42521920, 48596480, 66375680, 68035072, 77754368, 85043840, 97192960, 136070144, 170087680, 194385920, 272140288, 340175360, 388771840, 544280576, 680350720, 1360701440, 2721402880]

約数ペア:

[(1, 2721402880), (2, 1360701440), (4, 680350720), (5, 544280576), (7, 388771840), (8, 340175360), (10, 272140288), (14, 194385920), (16, 170087680), (20, 136070144), (28, 97192960), (32, 85043840), (35, 77754368), (40, 68035072), (41, 66375680), (56, 48596480), (64, 42521920), (70, 38877184), (80, 34017536), (82, 33187840), (112, 24298240), (128, 21260960), (140, 19438592), (160, 17008768), (164, 16593920), (205, 13275136), (224, 12149120), (256, 10630480), (280, 9719296), (287, 9482240), (320, 8504384), (328, 8296960), (410, 6637568), (448, 6074560), (463, 5877760), (512, 5315240), (560, 4859648), (574, 4741120), (640, 4252192), (656, 4148480), (820, 3318784), (896, 3037280), (926, 2938880), (1024, 2657620), (1120, 2429824), (1148, 2370560), (1280, 2126096), (1312, 2074240), (1435, 1896448), (1640, 1659392), (1792, 1518640), (1852, 1469440), (2048, 1328810), (2240, 1214912), (2296, 1185280), (2315, 1175552), (2560, 1063048), (2624, 1037120), (2870, 948224), (3241, 839680), (3280, 829696), (3584, 759320), (3704, 734720), (4096, 664405), (4480, 607456), (4592, 592640), (4630, 587776), (5120, 531524), (5248, 518560), (5740, 474112), (6482, 419840), (6560, 414848), (7168, 379660), (7408, 367360), (8960, 303728), (9184, 296320), (9260, 293888), (10240, 265762), (10496, 259280), (11480, 237056), (12964, 209920), (13120, 207424), (14336, 189830), (14816, 183680), (16205, 167936), (17920, 151864), (18368, 148160), (18520, 146944), (18983, 143360), (20480, 132881), (20992, 129640), (22960, 118528), (25928, 104960), (26240, 103712), (28672, 94915), (29632, 91840), (32410, 83968), (35840, 75932), (36736, 74080), (37040, 73472), (37966, 71680), (41984, 64820), (45920, 59264), (51856, 52480)]