87728480

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:161

約数の個数: 192

約数和(自身を含む): 255104640

約数和(自身を除く): 167376160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 37, 40, 56, 58, 70, 73, 74, 80, 112, 116, 140, 145, 146, 148, 160, 185, 203, 224, 232, 259, 280, 290, 292, 296, 365, 370, 406, 464, 511, 518, 560, 580, 584, 592, 730, 740, 812, 928, 1015, 1022, 1036, 1073, 1120, 1160, 1168, 1184, 1295, 1460, 1480, 1624, 2030, 2044, 2072, 2117, 2146, 2320, 2336, 2555, 2590, 2701, 2920, 2960, 3248, 4060, 4088, 4144, 4234, 4292, 4640, 5110, 5180, 5365, 5402, 5840, 5920, 6496, 7511, 8120, 8176, 8288, 8468, 8584, 10220, 10360, 10585, 10730, 10804, 11680, 13505, 14819, 15022, 16240, 16352, 16936, 17168, 18907, 20440, 20720, 21170, 21460, 21608, 27010, 29638, 30044, 32480, 33872, 34336, 37555, 37814, 40880, 41440, 42340, 42920, 43216, 54020, 59276, 60088, 67744, 74095, 75110, 75628, 78329, 81760, 84680, 85840, 86432, 94535, 108040, 118552, 120176, 148190, 150220, 151256, 156658, 169360, 171680, 189070, 216080, 237104, 240352, 296380, 300440, 302512, 313316, 338720, 378140, 391645, 432160, 474208, 548303, 592760, 600880, 605024, 626632, 756280, 783290, 1096606, 1185520, 1201760, 1253264, 1512560, 1566580, 2193212, 2371040, 2506528, 2741515, 3025120, 3133160, 4386424, 5483030, 6266320, 8772848, 10966060, 12532640, 17545696, 21932120, 43864240, 87728480]

約数ペア:

[(1, 87728480), (2, 43864240), (4, 21932120), (5, 17545696), (7, 12532640), (8, 10966060), (10, 8772848), (14, 6266320), (16, 5483030), (20, 4386424), (28, 3133160), (29, 3025120), (32, 2741515), (35, 2506528), (37, 2371040), (40, 2193212), (56, 1566580), (58, 1512560), (70, 1253264), (73, 1201760), (74, 1185520), (80, 1096606), (112, 783290), (116, 756280), (140, 626632), (145, 605024), (146, 600880), (148, 592760), (160, 548303), (185, 474208), (203, 432160), (224, 391645), (232, 378140), (259, 338720), (280, 313316), (290, 302512), (292, 300440), (296, 296380), (365, 240352), (370, 237104), (406, 216080), (464, 189070), (511, 171680), (518, 169360), (560, 156658), (580, 151256), (584, 150220), (592, 148190), (730, 120176), (740, 118552), (812, 108040), (928, 94535), (1015, 86432), (1022, 85840), (1036, 84680), (1073, 81760), (1120, 78329), (1160, 75628), (1168, 75110), (1184, 74095), (1295, 67744), (1460, 60088), (1480, 59276), (1624, 54020), (2030, 43216), (2044, 42920), (2072, 42340), (2117, 41440), (2146, 40880), (2320, 37814), (2336, 37555), (2555, 34336), (2590, 33872), (2701, 32480), (2920, 30044), (2960, 29638), (3248, 27010), (4060, 21608), (4088, 21460), (4144, 21170), (4234, 20720), (4292, 20440), (4640, 18907), (5110, 17168), (5180, 16936), (5365, 16352), (5402, 16240), (5840, 15022), (5920, 14819), (6496, 13505), (7511, 11680), (8120, 10804), (8176, 10730), (8288, 10585), (8468, 10360), (8584, 10220)]