40371291520

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{65777}}^1$

素因数の和:65940

約数の個数: 128

約数和(自身を含む): 111106935360

約数和(自身を除く): 70735643840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 137, 140, 160, 224, 274, 280, 320, 448, 548, 560, 640, 685, 896, 959, 1096, 1120, 1370, 1918, 2192, 2240, 2740, 3836, 4384, 4480, 4795, 5480, 7672, 8768, 9590, 10960, 15344, 17536, 19180, 21920, 30688, 38360, 43840, 61376, 65777, 76720, 87680, 122752, 131554, 153440, 263108, 306880, 328885, 460439, 526216, 613760, 657770, 920878, 1052432, 1315540, 1841756, 2104864, 2302195, 2631080, 3683512, 4209728, 4604390, 5262160, 7367024, 8419456, 9011449, 9208780, 10524320, 14734048, 18022898, 18417560, 21048640, 29468096, 36045796, 36835120, 42097280, 45057245, 58936192, 63080143, 72091592, 73670240, 90114490, 126160286, 144183184, 147340480, 180228980, 252320572, 288366368, 294680960, 315400715, 360457960, 504641144, 576732736, 630801430, 720915920, 1009282288, 1153465472, 1261602860, 1441831840, 2018564576, 2523205720, 2883663680, 4037129152, 5046411440, 5767327360, 8074258304, 10092822880, 20185645760, 40371291520]

約数ペア:

[(1, 40371291520), (2, 20185645760), (4, 10092822880), (5, 8074258304), (7, 5767327360), (8, 5046411440), (10, 4037129152), (14, 2883663680), (16, 2523205720), (20, 2018564576), (28, 1441831840), (32, 1261602860), (35, 1153465472), (40, 1009282288), (56, 720915920), (64, 630801430), (70, 576732736), (80, 504641144), (112, 360457960), (128, 315400715), (137, 294680960), (140, 288366368), (160, 252320572), (224, 180228980), (274, 147340480), (280, 144183184), (320, 126160286), (448, 90114490), (548, 73670240), (560, 72091592), (640, 63080143), (685, 58936192), (896, 45057245), (959, 42097280), (1096, 36835120), (1120, 36045796), (1370, 29468096), (1918, 21048640), (2192, 18417560), (2240, 18022898), (2740, 14734048), (3836, 10524320), (4384, 9208780), (4480, 9011449), (4795, 8419456), (5480, 7367024), (7672, 5262160), (8768, 4604390), (9590, 4209728), (10960, 3683512), (15344, 2631080), (17536, 2302195), (19180, 2104864), (21920, 1841756), (30688, 1315540), (38360, 1052432), (43840, 920878), (61376, 657770), (65777, 613760), (76720, 526216), (87680, 460439), (122752, 328885), (131554, 306880), (153440, 263108)]