280482840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:223

約数の個数: 288

約数和(自身を含む): 1030760640

約数和(自身を除く): 750277800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 47, 55, 60, 66, 72, 88, 90, 94, 99, 110, 120, 121, 132, 137, 141, 165, 180, 188, 198, 220, 235, 242, 264, 274, 282, 330, 360, 363, 376, 396, 411, 423, 440, 470, 484, 495, 517, 548, 564, 605, 660, 685, 705, 726, 792, 822, 846, 940, 968, 990, 1034, 1089, 1096, 1128, 1210, 1233, 1320, 1370, 1410, 1452, 1507, 1551, 1644, 1692, 1815, 1880, 1980, 2055, 2068, 2115, 2178, 2420, 2466, 2585, 2740, 2820, 2904, 3014, 3102, 3288, 3384, 3630, 3960, 4110, 4136, 4230, 4356, 4521, 4653, 4840, 4932, 5170, 5445, 5480, 5640, 5687, 6028, 6165, 6204, 6439, 7260, 7535, 7755, 8220, 8460, 8712, 9042, 9306, 9864, 10340, 10890, 11374, 12056, 12330, 12408, 12878, 13563, 14520, 15070, 15510, 16440, 16577, 16920, 17061, 18084, 18612, 19317, 20680, 21780, 22605, 22748, 23265, 24660, 25756, 27126, 28435, 30140, 31020, 32195, 33154, 34122, 36168, 37224, 38634, 43560, 45210, 45496, 46530, 49320, 49731, 51183, 51512, 54252, 56870, 57951, 60280, 62040, 64390, 66308, 67815, 68244, 70829, 77268, 82885, 85305, 90420, 93060, 96585, 99462, 102366, 108504, 113740, 115902, 128780, 132616, 135630, 136488, 141658, 149193, 154536, 165770, 170610, 180840, 186120, 193170, 198924, 204732, 212487, 227480, 231804, 248655, 255915, 257560, 271260, 283316, 289755, 298386, 331540, 341220, 354145, 386340, 397848, 409464, 424974, 463608, 497310, 511830, 542520, 566632, 579510, 596772, 637461, 663080, 682440, 708290, 745965, 772680, 779119, 849948, 994620, 1023660, 1062435, 1159020, 1193544, 1274922, 1416580, 1491930, 1558238, 1699896, 1989240, 2047320, 2124870, 2318040, 2337357, 2549844, 2833160, 2983860, 3116476, 3187305, 3895595, 4249740, 4674714, 5099688, 5967720, 6232952, 6374610, 7012071, 7791190, 8499480, 9349428, 11686785, 12749220, 14024142, 15582380, 18698856, 23373570, 25498440, 28048284, 31164760, 35060355, 46747140, 56096568, 70120710, 93494280, 140241420, 280482840]

約数ペア:

[(1, 280482840), (2, 140241420), (3, 93494280), (4, 70120710), (5, 56096568), (6, 46747140), (8, 35060355), (9, 31164760), (10, 28048284), (11, 25498440), (12, 23373570), (15, 18698856), (18, 15582380), (20, 14024142), (22, 12749220), (24, 11686785), (30, 9349428), (33, 8499480), (36, 7791190), (40, 7012071), (44, 6374610), (45, 6232952), (47, 5967720), (55, 5099688), (60, 4674714), (66, 4249740), (72, 3895595), (88, 3187305), (90, 3116476), (94, 2983860), (99, 2833160), (110, 2549844), (120, 2337357), (121, 2318040), (132, 2124870), (137, 2047320), (141, 1989240), (165, 1699896), (180, 1558238), (188, 1491930), (198, 1416580), (220, 1274922), (235, 1193544), (242, 1159020), (264, 1062435), (274, 1023660), (282, 994620), (330, 849948), (360, 779119), (363, 772680), (376, 745965), (396, 708290), (411, 682440), (423, 663080), (440, 637461), (470, 596772), (484, 579510), (495, 566632), (517, 542520), (548, 511830), (564, 497310), (605, 463608), (660, 424974), (685, 409464), (705, 397848), (726, 386340), (792, 354145), (822, 341220), (846, 331540), (940, 298386), (968, 289755), (990, 283316), (1034, 271260), (1089, 257560), (1096, 255915), (1128, 248655), (1210, 231804), (1233, 227480), (1320, 212487), (1370, 204732), (1410, 198924), (1452, 193170), (1507, 186120), (1551, 180840), (1644, 170610), (1692, 165770), (1815, 154536), (1880, 149193), (1980, 141658), (2055, 136488), (2068, 135630), (2115, 132616), (2178, 128780), (2420, 115902), (2466, 113740), (2585, 108504), (2740, 102366), (2820, 99462), (2904, 96585), (3014, 93060), (3102, 90420), (3288, 85305), (3384, 82885), (3630, 77268), (3960, 70829), (4110, 68244), (4136, 67815), (4230, 66308), (4356, 64390), (4521, 62040), (4653, 60280), (4840, 57951), (4932, 56870), (5170, 54252), (5445, 51512), (5480, 51183), (5640, 49731), (5687, 49320), (6028, 46530), (6165, 45496), (6204, 45210), (6439, 43560), (7260, 38634), (7535, 37224), (7755, 36168), (8220, 34122), (8460, 33154), (8712, 32195), (9042, 31020), (9306, 30140), (9864, 28435), (10340, 27126), (10890, 25756), (11374, 24660), (12056, 23265), (12330, 22748), (12408, 22605), (12878, 21780), (13563, 20680), (14520, 19317), (15070, 18612), (15510, 18084), (16440, 17061), (16577, 16920)]