72688320

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:252

約数の個数: 224

約数和(自身を含む): 263347200

約数和(自身を除く): 190658880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 47, 48, 54, 60, 64, 72, 80, 90, 94, 96, 108, 120, 135, 141, 144, 160, 179, 180, 188, 192, 216, 235, 240, 270, 282, 288, 320, 358, 360, 376, 423, 432, 470, 480, 537, 540, 564, 576, 705, 716, 720, 752, 846, 864, 895, 940, 960, 1074, 1080, 1128, 1269, 1410, 1432, 1440, 1504, 1611, 1692, 1728, 1790, 1880, 2115, 2148, 2160, 2256, 2538, 2685, 2820, 2864, 2880, 3008, 3222, 3384, 3580, 3760, 4230, 4296, 4320, 4512, 4833, 5076, 5370, 5640, 5728, 6345, 6444, 6768, 7160, 7520, 8055, 8413, 8460, 8592, 8640, 9024, 9666, 10152, 10740, 11280, 11456, 12690, 12888, 13536, 14320, 15040, 16110, 16826, 16920, 17184, 19332, 20304, 21480, 22560, 24165, 25239, 25380, 25776, 27072, 28640, 32220, 33652, 33840, 34368, 38664, 40608, 42065, 42960, 45120, 48330, 50478, 50760, 51552, 57280, 64440, 67304, 67680, 75717, 77328, 81216, 84130, 85920, 96660, 100956, 101520, 103104, 126195, 128880, 134608, 135360, 151434, 154656, 168260, 171840, 193320, 201912, 203040, 227151, 252390, 257760, 269216, 302868, 309312, 336520, 378585, 386640, 403824, 406080, 454302, 504780, 515520, 538432, 605736, 673040, 757170, 773280, 807648, 908604, 1009560, 1135755, 1211472, 1346080, 1514340, 1546560, 1615296, 1817208, 2019120, 2271510, 2422944, 2692160, 3028680, 3634416, 4038240, 4543020, 4845888, 6057360, 7268832, 8076480, 9086040, 12114720, 14537664, 18172080, 24229440, 36344160, 72688320]

約数ペア:

[(1, 72688320), (2, 36344160), (3, 24229440), (4, 18172080), (5, 14537664), (6, 12114720), (8, 9086040), (9, 8076480), (10, 7268832), (12, 6057360), (15, 4845888), (16, 4543020), (18, 4038240), (20, 3634416), (24, 3028680), (27, 2692160), (30, 2422944), (32, 2271510), (36, 2019120), (40, 1817208), (45, 1615296), (47, 1546560), (48, 1514340), (54, 1346080), (60, 1211472), (64, 1135755), (72, 1009560), (80, 908604), (90, 807648), (94, 773280), (96, 757170), (108, 673040), (120, 605736), (135, 538432), (141, 515520), (144, 504780), (160, 454302), (179, 406080), (180, 403824), (188, 386640), (192, 378585), (216, 336520), (235, 309312), (240, 302868), (270, 269216), (282, 257760), (288, 252390), (320, 227151), (358, 203040), (360, 201912), (376, 193320), (423, 171840), (432, 168260), (470, 154656), (480, 151434), (537, 135360), (540, 134608), (564, 128880), (576, 126195), (705, 103104), (716, 101520), (720, 100956), (752, 96660), (846, 85920), (864, 84130), (895, 81216), (940, 77328), (960, 75717), (1074, 67680), (1080, 67304), (1128, 64440), (1269, 57280), (1410, 51552), (1432, 50760), (1440, 50478), (1504, 48330), (1611, 45120), (1692, 42960), (1728, 42065), (1790, 40608), (1880, 38664), (2115, 34368), (2148, 33840), (2160, 33652), (2256, 32220), (2538, 28640), (2685, 27072), (2820, 25776), (2864, 25380), (2880, 25239), (3008, 24165), (3222, 22560), (3384, 21480), (3580, 20304), (3760, 19332), (4230, 17184), (4296, 16920), (4320, 16826), (4512, 16110), (4833, 15040), (5076, 14320), (5370, 13536), (5640, 12888), (5728, 12690), (6345, 11456), (6444, 11280), (6768, 10740), (7160, 10152), (7520, 9666), (8055, 9024), (8413, 8640), (8460, 8592)]