667341440

素因数分解:

$2^7\times 5^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:362

約数の個数: 128

約数和(自身を含む): 1647993600

約数和(自身を除く): 980652160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 79, 80, 128, 134, 158, 160, 197, 268, 316, 320, 335, 394, 395, 536, 632, 640, 670, 788, 790, 985, 1072, 1264, 1340, 1576, 1580, 1970, 2144, 2528, 2680, 3152, 3160, 3940, 4288, 5056, 5293, 5360, 6304, 6320, 7880, 8576, 10112, 10586, 10720, 12608, 12640, 13199, 15563, 15760, 21172, 21440, 25216, 25280, 26398, 26465, 31126, 31520, 42344, 42880, 50560, 52796, 52930, 62252, 63040, 65995, 77815, 84688, 105592, 105860, 124504, 126080, 131990, 155630, 169376, 211184, 211720, 249008, 263980, 311260, 338752, 422368, 423440, 498016, 527960, 622520, 677504, 844736, 846880, 996032, 1042721, 1055920, 1245040, 1689472, 1693760, 1992064, 2085442, 2111840, 2490080, 3387520, 4170884, 4223680, 4980160, 5213605, 8341768, 8447360, 9960320, 10427210, 16683536, 20854420, 33367072, 41708840, 66734144, 83417680, 133468288, 166835360, 333670720, 667341440]

約数ペア:

[(1, 667341440), (2, 333670720), (4, 166835360), (5, 133468288), (8, 83417680), (10, 66734144), (16, 41708840), (20, 33367072), (32, 20854420), (40, 16683536), (64, 10427210), (67, 9960320), (79, 8447360), (80, 8341768), (128, 5213605), (134, 4980160), (158, 4223680), (160, 4170884), (197, 3387520), (268, 2490080), (316, 2111840), (320, 2085442), (335, 1992064), (394, 1693760), (395, 1689472), (536, 1245040), (632, 1055920), (640, 1042721), (670, 996032), (788, 846880), (790, 844736), (985, 677504), (1072, 622520), (1264, 527960), (1340, 498016), (1576, 423440), (1580, 422368), (1970, 338752), (2144, 311260), (2528, 263980), (2680, 249008), (3152, 211720), (3160, 211184), (3940, 169376), (4288, 155630), (5056, 131990), (5293, 126080), (5360, 124504), (6304, 105860), (6320, 105592), (7880, 84688), (8576, 77815), (10112, 65995), (10586, 63040), (10720, 62252), (12608, 52930), (12640, 52796), (13199, 50560), (15563, 42880), (15760, 42344), (21172, 31520), (21440, 31126), (25216, 26465), (25280, 26398)]