756640040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:236

約数の個数: 192

約数和(自身を含む): 2000116800

約数和(自身を除く): 1243476760

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 43, 52, 65, 76, 86, 95, 104, 130, 137, 152, 169, 172, 190, 215, 247, 260, 274, 338, 344, 380, 430, 494, 520, 548, 559, 676, 685, 760, 817, 845, 860, 988, 1096, 1118, 1235, 1352, 1370, 1634, 1690, 1720, 1781, 1976, 2236, 2470, 2603, 2740, 2795, 3211, 3268, 3380, 3562, 4085, 4472, 4940, 5206, 5480, 5590, 5891, 6422, 6536, 6760, 7124, 7267, 8170, 8905, 9880, 10412, 10621, 11180, 11782, 12844, 13015, 14248, 14534, 16055, 16340, 17810, 20824, 21242, 22360, 23153, 23564, 25688, 26030, 29068, 29455, 32110, 32680, 33839, 35620, 36335, 42484, 46306, 47128, 52060, 53105, 58136, 58910, 64220, 67678, 71240, 72670, 76583, 84968, 92612, 104120, 106210, 111929, 115765, 117820, 128440, 135356, 138073, 145340, 153166, 169195, 185224, 212420, 223858, 231530, 235640, 270712, 276146, 290680, 306332, 338390, 382915, 424840, 439907, 447716, 463060, 552292, 559645, 612664, 676780, 690365, 765830, 879814, 895432, 926120, 995579, 1104584, 1119290, 1353560, 1380730, 1455077, 1531660, 1759628, 1991158, 2199535, 2238580, 2761460, 2910154, 3063320, 3519256, 3982316, 4399070, 4477160, 4977895, 5522920, 5820308, 7275385, 7964632, 8798140, 9955790, 11640616, 14550770, 17596280, 18916001, 19911580, 29101540, 37832002, 39823160, 58203080, 75664004, 94580005, 151328008, 189160010, 378320020, 756640040]

約数ペア:

[(1, 756640040), (2, 378320020), (4, 189160010), (5, 151328008), (8, 94580005), (10, 75664004), (13, 58203080), (19, 39823160), (20, 37832002), (26, 29101540), (38, 19911580), (40, 18916001), (43, 17596280), (52, 14550770), (65, 11640616), (76, 9955790), (86, 8798140), (95, 7964632), (104, 7275385), (130, 5820308), (137, 5522920), (152, 4977895), (169, 4477160), (172, 4399070), (190, 3982316), (215, 3519256), (247, 3063320), (260, 2910154), (274, 2761460), (338, 2238580), (344, 2199535), (380, 1991158), (430, 1759628), (494, 1531660), (520, 1455077), (548, 1380730), (559, 1353560), (676, 1119290), (685, 1104584), (760, 995579), (817, 926120), (845, 895432), (860, 879814), (988, 765830), (1096, 690365), (1118, 676780), (1235, 612664), (1352, 559645), (1370, 552292), (1634, 463060), (1690, 447716), (1720, 439907), (1781, 424840), (1976, 382915), (2236, 338390), (2470, 306332), (2603, 290680), (2740, 276146), (2795, 270712), (3211, 235640), (3268, 231530), (3380, 223858), (3562, 212420), (4085, 185224), (4472, 169195), (4940, 153166), (5206, 145340), (5480, 138073), (5590, 135356), (5891, 128440), (6422, 117820), (6536, 115765), (6760, 111929), (7124, 106210), (7267, 104120), (8170, 92612), (8905, 84968), (9880, 76583), (10412, 72670), (10621, 71240), (11180, 67678), (11782, 64220), (12844, 58910), (13015, 58136), (14248, 53105), (14534, 52060), (16055, 47128), (16340, 46306), (17810, 42484), (20824, 36335), (21242, 35620), (22360, 33839), (23153, 32680), (23564, 32110), (25688, 29455), (26030, 29068)]