145727680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{971}}^1$

素因数の和:1062

約数の個数: 112

約数和(自身を含む): 402921216

約数和(自身を除く): 257193536

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 67, 70, 80, 112, 134, 140, 160, 224, 268, 280, 320, 335, 448, 469, 536, 560, 670, 938, 971, 1072, 1120, 1340, 1876, 1942, 2144, 2240, 2345, 2680, 3752, 3884, 4288, 4690, 4855, 5360, 6797, 7504, 7768, 9380, 9710, 10720, 13594, 15008, 15536, 18760, 19420, 21440, 27188, 30016, 31072, 33985, 37520, 38840, 54376, 62144, 65057, 67970, 75040, 77680, 108752, 130114, 135940, 150080, 155360, 217504, 260228, 271880, 310720, 325285, 435008, 455399, 520456, 543760, 650570, 910798, 1040912, 1087520, 1301140, 1821596, 2081824, 2175040, 2276995, 2602280, 3643192, 4163648, 4553990, 5204560, 7286384, 9107980, 10409120, 14572768, 18215960, 20818240, 29145536, 36431920, 72863840, 145727680]

約数ペア:

[(1, 145727680), (2, 72863840), (4, 36431920), (5, 29145536), (7, 20818240), (8, 18215960), (10, 14572768), (14, 10409120), (16, 9107980), (20, 7286384), (28, 5204560), (32, 4553990), (35, 4163648), (40, 3643192), (56, 2602280), (64, 2276995), (67, 2175040), (70, 2081824), (80, 1821596), (112, 1301140), (134, 1087520), (140, 1040912), (160, 910798), (224, 650570), (268, 543760), (280, 520456), (320, 455399), (335, 435008), (448, 325285), (469, 310720), (536, 271880), (560, 260228), (670, 217504), (938, 155360), (971, 150080), (1072, 135940), (1120, 130114), (1340, 108752), (1876, 77680), (1942, 75040), (2144, 67970), (2240, 65057), (2345, 62144), (2680, 54376), (3752, 38840), (3884, 37520), (4288, 33985), (4690, 31072), (4855, 30016), (5360, 27188), (6797, 21440), (7504, 19420), (7768, 18760), (9380, 15536), (9710, 15008), (10720, 13594)]