179964680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:319

約数の個数: 128

約数和(自身を含む): 481178880

約数和(自身を除く): 301214200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 67, 70, 106, 134, 140, 181, 212, 265, 268, 280, 335, 362, 371, 424, 469, 530, 536, 670, 724, 742, 905, 938, 1060, 1267, 1340, 1448, 1484, 1810, 1855, 1876, 2120, 2345, 2534, 2680, 2968, 3551, 3620, 3710, 3752, 4690, 5068, 6335, 7102, 7240, 7420, 9380, 9593, 10136, 12127, 12670, 14204, 14840, 17755, 18760, 19186, 24254, 24857, 25340, 28408, 35510, 38372, 47965, 48508, 49714, 50680, 60635, 67151, 71020, 76744, 84889, 95930, 97016, 99428, 121270, 124285, 134302, 142040, 169778, 191860, 198856, 242540, 248570, 268604, 335755, 339556, 383720, 424445, 485080, 497140, 537208, 642731, 671510, 679112, 848890, 994280, 1285462, 1343020, 1697780, 2570924, 2686040, 3213655, 3395560, 4499117, 5141848, 6427310, 8998234, 12854620, 17996468, 22495585, 25709240, 35992936, 44991170, 89982340, 179964680]

約数ペア:

[(1, 179964680), (2, 89982340), (4, 44991170), (5, 35992936), (7, 25709240), (8, 22495585), (10, 17996468), (14, 12854620), (20, 8998234), (28, 6427310), (35, 5141848), (40, 4499117), (53, 3395560), (56, 3213655), (67, 2686040), (70, 2570924), (106, 1697780), (134, 1343020), (140, 1285462), (181, 994280), (212, 848890), (265, 679112), (268, 671510), (280, 642731), (335, 537208), (362, 497140), (371, 485080), (424, 424445), (469, 383720), (530, 339556), (536, 335755), (670, 268604), (724, 248570), (742, 242540), (905, 198856), (938, 191860), (1060, 169778), (1267, 142040), (1340, 134302), (1448, 124285), (1484, 121270), (1810, 99428), (1855, 97016), (1876, 95930), (2120, 84889), (2345, 76744), (2534, 71020), (2680, 67151), (2968, 60635), (3551, 50680), (3620, 49714), (3710, 48508), (3752, 47965), (4690, 38372), (5068, 35510), (6335, 28408), (7102, 25340), (7240, 24857), (7420, 24254), (9380, 19186), (9593, 18760), (10136, 17755), (12127, 14840), (12670, 14204)]