2939040

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1$

素因数の和:191

約数の個数: 144

約数和(自身を含む): 10869768

約数和(自身を除く): 7930728

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 157, 160, 180, 195, 208, 234, 240, 260, 288, 312, 314, 360, 390, 416, 468, 471, 480, 520, 585, 624, 628, 720, 780, 785, 936, 942, 1040, 1170, 1248, 1256, 1413, 1440, 1560, 1570, 1872, 1884, 2041, 2080, 2340, 2355, 2512, 2826, 3120, 3140, 3744, 3768, 4082, 4680, 4710, 5024, 5652, 6123, 6240, 6280, 7065, 7536, 8164, 9360, 9420, 10205, 11304, 12246, 12560, 14130, 15072, 16328, 18369, 18720, 18840, 20410, 22608, 24492, 25120, 28260, 30615, 32656, 36738, 37680, 40820, 45216, 48984, 56520, 61230, 65312, 73476, 75360, 81640, 91845, 97968, 113040, 122460, 146952, 163280, 183690, 195936, 226080, 244920, 293904, 326560, 367380, 489840, 587808, 734760, 979680, 1469520, 2939040]

約数ペア:

[(1, 2939040), (2, 1469520), (3, 979680), (4, 734760), (5, 587808), (6, 489840), (8, 367380), (9, 326560), (10, 293904), (12, 244920), (13, 226080), (15, 195936), (16, 183690), (18, 163280), (20, 146952), (24, 122460), (26, 113040), (30, 97968), (32, 91845), (36, 81640), (39, 75360), (40, 73476), (45, 65312), (48, 61230), (52, 56520), (60, 48984), (65, 45216), (72, 40820), (78, 37680), (80, 36738), (90, 32656), (96, 30615), (104, 28260), (117, 25120), (120, 24492), (130, 22608), (144, 20410), (156, 18840), (157, 18720), (160, 18369), (180, 16328), (195, 15072), (208, 14130), (234, 12560), (240, 12246), (260, 11304), (288, 10205), (312, 9420), (314, 9360), (360, 8164), (390, 7536), (416, 7065), (468, 6280), (471, 6240), (480, 6123), (520, 5652), (585, 5024), (624, 4710), (628, 4680), (720, 4082), (780, 3768), (785, 3744), (936, 3140), (942, 3120), (1040, 2826), (1170, 2512), (1248, 2355), (1256, 2340), (1413, 2080), (1440, 2041), (1560, 1884), (1570, 1872)]