77877120

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{863}}^1$

素因数の和:932

約数の個数: 128

約数和(自身を含む): 253808640

約数和(自身を除く): 175931520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 60, 64, 80, 94, 96, 120, 128, 141, 160, 188, 192, 235, 240, 282, 320, 376, 384, 470, 480, 564, 640, 705, 752, 863, 940, 960, 1128, 1410, 1504, 1726, 1880, 1920, 2256, 2589, 2820, 3008, 3452, 3760, 4315, 4512, 5178, 5640, 6016, 6904, 7520, 8630, 9024, 10356, 11280, 12945, 13808, 15040, 17260, 18048, 20712, 22560, 25890, 27616, 30080, 34520, 40561, 41424, 45120, 51780, 55232, 69040, 81122, 82848, 90240, 103560, 110464, 121683, 138080, 162244, 165696, 202805, 207120, 243366, 276160, 324488, 331392, 405610, 414240, 486732, 552320, 608415, 648976, 811220, 828480, 973464, 1216830, 1297952, 1622440, 1656960, 1946928, 2433660, 2595904, 3244880, 3893856, 4867320, 5191808, 6489760, 7787712, 9734640, 12979520, 15575424, 19469280, 25959040, 38938560, 77877120]

約数ペア:

[(1, 77877120), (2, 38938560), (3, 25959040), (4, 19469280), (5, 15575424), (6, 12979520), (8, 9734640), (10, 7787712), (12, 6489760), (15, 5191808), (16, 4867320), (20, 3893856), (24, 3244880), (30, 2595904), (32, 2433660), (40, 1946928), (47, 1656960), (48, 1622440), (60, 1297952), (64, 1216830), (80, 973464), (94, 828480), (96, 811220), (120, 648976), (128, 608415), (141, 552320), (160, 486732), (188, 414240), (192, 405610), (235, 331392), (240, 324488), (282, 276160), (320, 243366), (376, 207120), (384, 202805), (470, 165696), (480, 162244), (564, 138080), (640, 121683), (705, 110464), (752, 103560), (863, 90240), (940, 82848), (960, 81122), (1128, 69040), (1410, 55232), (1504, 51780), (1726, 45120), (1880, 41424), (1920, 40561), (2256, 34520), (2589, 30080), (2820, 27616), (3008, 25890), (3452, 22560), (3760, 20712), (4315, 18048), (4512, 17260), (5178, 15040), (5640, 13808), (6016, 12945), (6904, 11280), (7520, 10356), (8630, 9024)]