1979792640

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{24551}}^1$

素因数の和:24585

約数の個数: 216

約数和(自身を含む): 7828748928

約数和(自身を除く): 5848956288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2688, 2880, 3360, 3840, 4032, 4480, 5040, 5376, 5760, 6720, 8064, 8960, 10080, 11520, 13440, 16128, 20160, 24551, 26880, 40320, 49102, 73653, 80640, 98204, 122755, 147306, 171857, 196408, 220959, 245510, 294612, 343714, 368265, 392816, 441918, 491020, 515571, 589224, 687428, 736530, 785632, 859285, 883836, 982040, 1031142, 1104795, 1178448, 1374856, 1473060, 1546713, 1571264, 1718570, 1767672, 1964080, 2062284, 2209590, 2356896, 2577855, 2749712, 2946120, 3093426, 3142528, 3437140, 3535344, 3928160, 4124568, 4419180, 4713792, 5155710, 5499424, 5892240, 6186852, 6285056, 6874280, 7070688, 7733565, 7856320, 8249136, 8838360, 9427584, 10311420, 10998848, 11784480, 12373704, 13748560, 14141376, 15467130, 15712640, 16498272, 17676720, 18855168, 20622840, 21997696, 23568960, 24747408, 27497120, 28282752, 30934260, 31425280, 32996544, 35353440, 41245680, 43995392, 47137920, 49494816, 54994240, 56565504, 61868520, 65993088, 70706880, 82491360, 94275840, 98989632, 109988480, 123737040, 131986176, 141413760, 164982720, 197979264, 219976960, 247474080, 282827520, 329965440, 395958528, 494948160, 659930880, 989896320, 1979792640]

約数ペア:

[(1, 1979792640), (2, 989896320), (3, 659930880), (4, 494948160), (5, 395958528), (6, 329965440), (7, 282827520), (8, 247474080), (9, 219976960), (10, 197979264), (12, 164982720), (14, 141413760), (15, 131986176), (16, 123737040), (18, 109988480), (20, 98989632), (21, 94275840), (24, 82491360), (28, 70706880), (30, 65993088), (32, 61868520), (35, 56565504), (36, 54994240), (40, 49494816), (42, 47137920), (45, 43995392), (48, 41245680), (56, 35353440), (60, 32996544), (63, 31425280), (64, 30934260), (70, 28282752), (72, 27497120), (80, 24747408), (84, 23568960), (90, 21997696), (96, 20622840), (105, 18855168), (112, 17676720), (120, 16498272), (126, 15712640), (128, 15467130), (140, 14141376), (144, 13748560), (160, 12373704), (168, 11784480), (180, 10998848), (192, 10311420), (210, 9427584), (224, 8838360), (240, 8249136), (252, 7856320), (256, 7733565), (280, 7070688), (288, 6874280), (315, 6285056), (320, 6186852), (336, 5892240), (360, 5499424), (384, 5155710), (420, 4713792), (448, 4419180), (480, 4124568), (504, 3928160), (560, 3535344), (576, 3437140), (630, 3142528), (640, 3093426), (672, 2946120), (720, 2749712), (768, 2577855), (840, 2356896), (896, 2209590), (960, 2062284), (1008, 1964080), (1120, 1767672), (1152, 1718570), (1260, 1571264), (1280, 1546713), (1344, 1473060), (1440, 1374856), (1680, 1178448), (1792, 1104795), (1920, 1031142), (2016, 982040), (2240, 883836), (2304, 859285), (2520, 785632), (2688, 736530), (2880, 687428), (3360, 589224), (3840, 515571), (4032, 491020), (4480, 441918), (5040, 392816), (5376, 368265), (5760, 343714), (6720, 294612), (8064, 245510), (8960, 220959), (10080, 196408), (11520, 171857), (13440, 147306), (16128, 122755), (20160, 98204), (24551, 80640), (26880, 73653), (40320, 49102)]