328907520

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:368

約数の個数: 288

約数和(自身を含む): 1208739840

約数和(自身を除く): 879832320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 90, 93, 96, 108, 120, 124, 128, 135, 144, 155, 160, 180, 186, 192, 216, 240, 248, 256, 270, 279, 288, 307, 310, 320, 360, 372, 384, 432, 465, 480, 496, 540, 558, 576, 614, 620, 640, 720, 744, 768, 837, 864, 921, 930, 960, 992, 1080, 1116, 1152, 1228, 1240, 1280, 1395, 1440, 1488, 1535, 1674, 1728, 1842, 1860, 1920, 1984, 2160, 2232, 2304, 2456, 2480, 2763, 2790, 2880, 2976, 3070, 3348, 3456, 3684, 3720, 3840, 3968, 4185, 4320, 4464, 4605, 4912, 4960, 5526, 5580, 5760, 5952, 6140, 6696, 6912, 7368, 7440, 7936, 8289, 8370, 8640, 8928, 9210, 9517, 9824, 9920, 11052, 11160, 11520, 11904, 12280, 13392, 13815, 14736, 14880, 16578, 16740, 17280, 17856, 18420, 19034, 19648, 19840, 22104, 22320, 23808, 24560, 26784, 27630, 28551, 29472, 29760, 33156, 33480, 34560, 35712, 36840, 38068, 39296, 39680, 41445, 44208, 44640, 47585, 49120, 53568, 55260, 57102, 58944, 59520, 66312, 66960, 71424, 73680, 76136, 78592, 82890, 85653, 88416, 89280, 95170, 98240, 107136, 110520, 114204, 117888, 119040, 132624, 133920, 142755, 147360, 152272, 165780, 171306, 176832, 178560, 190340, 196480, 214272, 221040, 228408, 235776, 256959, 265248, 267840, 285510, 294720, 304544, 331560, 342612, 353664, 357120, 380680, 392960, 428265, 442080, 456816, 513918, 530496, 535680, 571020, 589440, 609088, 663120, 685224, 707328, 761360, 856530, 884160, 913632, 1027836, 1060992, 1071360, 1142040, 1178880, 1218176, 1284795, 1326240, 1370448, 1522720, 1713060, 1768320, 1827264, 2055672, 2121984, 2284080, 2436352, 2569590, 2652480, 2740896, 3045440, 3426120, 3536640, 3654528, 4111344, 4568160, 5139180, 5304960, 5481792, 6090880, 6852240, 7309056, 8222688, 9136320, 10278360, 10609920, 10963584, 12181760, 13704480, 16445376, 18272640, 20556720, 21927168, 27408960, 32890752, 36545280, 41113440, 54817920, 65781504, 82226880, 109635840, 164453760, 328907520]

約数ペア:

[(1, 328907520), (2, 164453760), (3, 109635840), (4, 82226880), (5, 65781504), (6, 54817920), (8, 41113440), (9, 36545280), (10, 32890752), (12, 27408960), (15, 21927168), (16, 20556720), (18, 18272640), (20, 16445376), (24, 13704480), (27, 12181760), (30, 10963584), (31, 10609920), (32, 10278360), (36, 9136320), (40, 8222688), (45, 7309056), (48, 6852240), (54, 6090880), (60, 5481792), (62, 5304960), (64, 5139180), (72, 4568160), (80, 4111344), (90, 3654528), (93, 3536640), (96, 3426120), (108, 3045440), (120, 2740896), (124, 2652480), (128, 2569590), (135, 2436352), (144, 2284080), (155, 2121984), (160, 2055672), (180, 1827264), (186, 1768320), (192, 1713060), (216, 1522720), (240, 1370448), (248, 1326240), (256, 1284795), (270, 1218176), (279, 1178880), (288, 1142040), (307, 1071360), (310, 1060992), (320, 1027836), (360, 913632), (372, 884160), (384, 856530), (432, 761360), (465, 707328), (480, 685224), (496, 663120), (540, 609088), (558, 589440), (576, 571020), (614, 535680), (620, 530496), (640, 513918), (720, 456816), (744, 442080), (768, 428265), (837, 392960), (864, 380680), (921, 357120), (930, 353664), (960, 342612), (992, 331560), (1080, 304544), (1116, 294720), (1152, 285510), (1228, 267840), (1240, 265248), (1280, 256959), (1395, 235776), (1440, 228408), (1488, 221040), (1535, 214272), (1674, 196480), (1728, 190340), (1842, 178560), (1860, 176832), (1920, 171306), (1984, 165780), (2160, 152272), (2232, 147360), (2304, 142755), (2456, 133920), (2480, 132624), (2763, 119040), (2790, 117888), (2880, 114204), (2976, 110520), (3070, 107136), (3348, 98240), (3456, 95170), (3684, 89280), (3720, 88416), (3840, 85653), (3968, 82890), (4185, 78592), (4320, 76136), (4464, 73680), (4605, 71424), (4912, 66960), (4960, 66312), (5526, 59520), (5580, 58944), (5760, 57102), (5952, 55260), (6140, 53568), (6696, 49120), (6912, 47585), (7368, 44640), (7440, 44208), (7936, 41445), (8289, 39680), (8370, 39296), (8640, 38068), (8928, 36840), (9210, 35712), (9517, 34560), (9824, 33480), (9920, 33156), (11052, 29760), (11160, 29472), (11520, 28551), (11904, 27630), (12280, 26784), (13392, 24560), (13815, 23808), (14736, 22320), (14880, 22104), (16578, 19840), (16740, 19648), (17280, 19034), (17856, 18420)]