78930720

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{151}}^1$

素因数の和:197

約数の個数: 288

約数和(自身を含む): 305665920

約数和(自身を除く): 226735200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 96, 99, 108, 110, 120, 121, 132, 135, 144, 151, 160, 165, 176, 180, 198, 216, 220, 240, 242, 264, 270, 288, 297, 302, 330, 352, 360, 363, 396, 432, 440, 453, 480, 484, 495, 528, 540, 594, 604, 605, 660, 720, 726, 755, 792, 864, 880, 906, 968, 990, 1056, 1080, 1089, 1188, 1208, 1210, 1320, 1359, 1440, 1452, 1485, 1510, 1584, 1661, 1760, 1812, 1815, 1936, 1980, 2160, 2178, 2265, 2376, 2416, 2420, 2640, 2718, 2904, 2970, 3020, 3168, 3267, 3322, 3624, 3630, 3872, 3960, 4077, 4320, 4356, 4530, 4752, 4832, 4840, 4983, 5280, 5436, 5445, 5808, 5940, 6040, 6534, 6644, 6795, 7248, 7260, 7920, 8154, 8305, 8712, 9060, 9504, 9680, 9966, 10872, 10890, 11616, 11880, 12080, 13068, 13288, 13590, 14496, 14520, 14949, 15840, 16308, 16335, 16610, 17424, 18120, 18271, 19360, 19932, 20385, 21744, 21780, 23760, 24160, 24915, 26136, 26576, 27180, 29040, 29898, 32616, 32670, 33220, 34848, 36240, 36542, 39864, 40770, 43488, 43560, 44847, 47520, 49830, 52272, 53152, 54360, 54813, 58080, 59796, 65232, 65340, 66440, 72480, 73084, 74745, 79728, 81540, 87120, 89694, 91355, 99660, 104544, 108720, 109626, 119592, 130464, 130680, 132880, 146168, 149490, 159456, 163080, 164439, 174240, 179388, 182710, 199320, 217440, 219252, 224235, 239184, 261360, 265760, 274065, 292336, 298980, 326160, 328878, 358776, 365420, 398640, 438504, 448470, 478368, 493317, 522720, 548130, 584672, 597960, 652320, 657756, 717552, 730840, 797280, 822195, 877008, 896940, 986634, 1096260, 1195920, 1315512, 1435104, 1461680, 1644390, 1754016, 1793880, 1973268, 2192520, 2391840, 2466585, 2631024, 2923360, 3288780, 3587760, 3946536, 4385040, 4933170, 5262048, 6577560, 7175520, 7893072, 8770080, 9866340, 13155120, 15786144, 19732680, 26310240, 39465360, 78930720]

約数ペア:

[(1, 78930720), (2, 39465360), (3, 26310240), (4, 19732680), (5, 15786144), (6, 13155120), (8, 9866340), (9, 8770080), (10, 7893072), (11, 7175520), (12, 6577560), (15, 5262048), (16, 4933170), (18, 4385040), (20, 3946536), (22, 3587760), (24, 3288780), (27, 2923360), (30, 2631024), (32, 2466585), (33, 2391840), (36, 2192520), (40, 1973268), (44, 1793880), (45, 1754016), (48, 1644390), (54, 1461680), (55, 1435104), (60, 1315512), (66, 1195920), (72, 1096260), (80, 986634), (88, 896940), (90, 877008), (96, 822195), (99, 797280), (108, 730840), (110, 717552), (120, 657756), (121, 652320), (132, 597960), (135, 584672), (144, 548130), (151, 522720), (160, 493317), (165, 478368), (176, 448470), (180, 438504), (198, 398640), (216, 365420), (220, 358776), (240, 328878), (242, 326160), (264, 298980), (270, 292336), (288, 274065), (297, 265760), (302, 261360), (330, 239184), (352, 224235), (360, 219252), (363, 217440), (396, 199320), (432, 182710), (440, 179388), (453, 174240), (480, 164439), (484, 163080), (495, 159456), (528, 149490), (540, 146168), (594, 132880), (604, 130680), (605, 130464), (660, 119592), (720, 109626), (726, 108720), (755, 104544), (792, 99660), (864, 91355), (880, 89694), (906, 87120), (968, 81540), (990, 79728), (1056, 74745), (1080, 73084), (1089, 72480), (1188, 66440), (1208, 65340), (1210, 65232), (1320, 59796), (1359, 58080), (1440, 54813), (1452, 54360), (1485, 53152), (1510, 52272), (1584, 49830), (1661, 47520), (1760, 44847), (1812, 43560), (1815, 43488), (1936, 40770), (1980, 39864), (2160, 36542), (2178, 36240), (2265, 34848), (2376, 33220), (2416, 32670), (2420, 32616), (2640, 29898), (2718, 29040), (2904, 27180), (2970, 26576), (3020, 26136), (3168, 24915), (3267, 24160), (3322, 23760), (3624, 21780), (3630, 21744), (3872, 20385), (3960, 19932), (4077, 19360), (4320, 18271), (4356, 18120), (4530, 17424), (4752, 16610), (4832, 16335), (4840, 16308), (4983, 15840), (5280, 14949), (5436, 14520), (5445, 14496), (5808, 13590), (5940, 13288), (6040, 13068), (6534, 12080), (6644, 11880), (6795, 11616), (7248, 10890), (7260, 10872), (7920, 9966), (8154, 9680), (8305, 9504), (8712, 9060)]