278370840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:274

約数の個数: 256

約数和(自身を含む): 974177280

約数和(自身を除く): 695806440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 23, 24, 30, 33, 40, 44, 46, 53, 55, 60, 66, 69, 88, 92, 106, 110, 115, 120, 132, 138, 159, 165, 173, 184, 212, 220, 230, 253, 264, 265, 276, 318, 330, 345, 346, 424, 440, 460, 506, 519, 530, 552, 583, 636, 660, 690, 692, 759, 795, 865, 920, 1012, 1038, 1060, 1166, 1219, 1265, 1272, 1320, 1380, 1384, 1518, 1590, 1730, 1749, 1903, 2024, 2076, 2120, 2332, 2438, 2530, 2595, 2760, 2915, 3036, 3180, 3460, 3498, 3657, 3795, 3806, 3979, 4152, 4664, 4876, 5060, 5190, 5709, 5830, 6072, 6095, 6360, 6920, 6996, 7314, 7590, 7612, 7958, 8745, 9169, 9515, 9752, 10120, 10380, 11418, 11660, 11937, 12190, 13409, 13992, 14628, 15180, 15224, 15916, 17490, 18285, 18338, 19030, 19895, 20760, 22836, 23320, 23874, 24380, 26818, 27507, 28545, 29256, 30360, 31832, 34980, 36570, 36676, 38060, 39790, 40227, 43769, 45672, 45845, 47748, 48760, 53636, 55014, 57090, 59685, 67045, 69960, 73140, 73352, 76120, 79580, 80454, 87538, 91690, 95496, 100859, 107272, 110028, 114180, 119370, 131307, 134090, 137535, 146280, 159160, 160908, 175076, 183380, 201135, 201718, 210887, 218845, 220056, 228360, 238740, 262614, 268180, 275070, 302577, 321816, 350152, 366760, 402270, 403436, 421774, 437690, 477480, 504295, 525228, 536360, 550140, 605154, 632661, 656535, 804540, 806872, 843548, 875380, 1008590, 1050456, 1054435, 1100280, 1210308, 1265322, 1313070, 1512885, 1609080, 1687096, 1750760, 2017180, 2108870, 2319757, 2420616, 2530644, 2626140, 3025770, 3163305, 4034360, 4217740, 4639514, 5061288, 5252280, 6051540, 6326610, 6959271, 8435480, 9279028, 11598785, 12103080, 12653220, 13918542, 18558056, 23197570, 25306440, 27837084, 34796355, 46395140, 55674168, 69592710, 92790280, 139185420, 278370840]

約数ペア:

[(1, 278370840), (2, 139185420), (3, 92790280), (4, 69592710), (5, 55674168), (6, 46395140), (8, 34796355), (10, 27837084), (11, 25306440), (12, 23197570), (15, 18558056), (20, 13918542), (22, 12653220), (23, 12103080), (24, 11598785), (30, 9279028), (33, 8435480), (40, 6959271), (44, 6326610), (46, 6051540), (53, 5252280), (55, 5061288), (60, 4639514), (66, 4217740), (69, 4034360), (88, 3163305), (92, 3025770), (106, 2626140), (110, 2530644), (115, 2420616), (120, 2319757), (132, 2108870), (138, 2017180), (159, 1750760), (165, 1687096), (173, 1609080), (184, 1512885), (212, 1313070), (220, 1265322), (230, 1210308), (253, 1100280), (264, 1054435), (265, 1050456), (276, 1008590), (318, 875380), (330, 843548), (345, 806872), (346, 804540), (424, 656535), (440, 632661), (460, 605154), (506, 550140), (519, 536360), (530, 525228), (552, 504295), (583, 477480), (636, 437690), (660, 421774), (690, 403436), (692, 402270), (759, 366760), (795, 350152), (865, 321816), (920, 302577), (1012, 275070), (1038, 268180), (1060, 262614), (1166, 238740), (1219, 228360), (1265, 220056), (1272, 218845), (1320, 210887), (1380, 201718), (1384, 201135), (1518, 183380), (1590, 175076), (1730, 160908), (1749, 159160), (1903, 146280), (2024, 137535), (2076, 134090), (2120, 131307), (2332, 119370), (2438, 114180), (2530, 110028), (2595, 107272), (2760, 100859), (2915, 95496), (3036, 91690), (3180, 87538), (3460, 80454), (3498, 79580), (3657, 76120), (3795, 73352), (3806, 73140), (3979, 69960), (4152, 67045), (4664, 59685), (4876, 57090), (5060, 55014), (5190, 53636), (5709, 48760), (5830, 47748), (6072, 45845), (6095, 45672), (6360, 43769), (6920, 40227), (6996, 39790), (7314, 38060), (7590, 36676), (7612, 36570), (7958, 34980), (8745, 31832), (9169, 30360), (9515, 29256), (9752, 28545), (10120, 27507), (10380, 26818), (11418, 24380), (11660, 23874), (11937, 23320), (12190, 22836), (13409, 20760), (13992, 19895), (14628, 19030), (15180, 18338), (15224, 18285), (15916, 17490)]