2745020160

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{997}}^1$

素因数の和:1263

約数の個数: 216

約数和(自身を含む): 9546788160

約数和(自身を除く): 6801768000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 239, 240, 256, 288, 320, 360, 384, 478, 480, 576, 640, 717, 720, 768, 956, 960, 997, 1152, 1195, 1280, 1434, 1440, 1912, 1920, 1994, 2151, 2304, 2390, 2868, 2880, 2991, 3585, 3824, 3840, 3988, 4302, 4780, 4985, 5736, 5760, 5982, 7170, 7648, 7976, 8604, 8973, 9560, 9970, 10755, 11472, 11520, 11964, 14340, 14955, 15296, 15952, 17208, 17946, 19120, 19940, 21510, 22944, 23928, 28680, 29910, 30592, 31904, 34416, 35892, 38240, 39880, 43020, 44865, 45888, 47856, 57360, 59820, 61184, 63808, 68832, 71784, 76480, 79760, 86040, 89730, 91776, 95712, 114720, 119640, 127616, 137664, 143568, 152960, 159520, 172080, 179460, 183552, 191424, 229440, 238283, 239280, 255232, 275328, 287136, 305920, 319040, 344160, 358920, 382848, 458880, 476566, 478560, 550656, 574272, 638080, 688320, 714849, 717840, 765696, 917760, 953132, 957120, 1148544, 1191415, 1276160, 1376640, 1429698, 1435680, 1906264, 1914240, 2144547, 2297088, 2382830, 2753280, 2859396, 2871360, 3574245, 3812528, 3828480, 4289094, 4765660, 5718792, 5742720, 7148490, 7625056, 8578188, 9531320, 10722735, 11437584, 11485440, 14296980, 15250112, 17156376, 19062640, 21445470, 22875168, 28593960, 30500224, 34312752, 38125280, 42890940, 45750336, 57187920, 61000448, 68625504, 76250560, 85781880, 91500672, 114375840, 137251008, 152501120, 171563760, 183001344, 228751680, 274502016, 305002240, 343127520, 457503360, 549004032, 686255040, 915006720, 1372510080, 2745020160]

約数ペア:

[(1, 2745020160), (2, 1372510080), (3, 915006720), (4, 686255040), (5, 549004032), (6, 457503360), (8, 343127520), (9, 305002240), (10, 274502016), (12, 228751680), (15, 183001344), (16, 171563760), (18, 152501120), (20, 137251008), (24, 114375840), (30, 91500672), (32, 85781880), (36, 76250560), (40, 68625504), (45, 61000448), (48, 57187920), (60, 45750336), (64, 42890940), (72, 38125280), (80, 34312752), (90, 30500224), (96, 28593960), (120, 22875168), (128, 21445470), (144, 19062640), (160, 17156376), (180, 15250112), (192, 14296980), (239, 11485440), (240, 11437584), (256, 10722735), (288, 9531320), (320, 8578188), (360, 7625056), (384, 7148490), (478, 5742720), (480, 5718792), (576, 4765660), (640, 4289094), (717, 3828480), (720, 3812528), (768, 3574245), (956, 2871360), (960, 2859396), (997, 2753280), (1152, 2382830), (1195, 2297088), (1280, 2144547), (1434, 1914240), (1440, 1906264), (1912, 1435680), (1920, 1429698), (1994, 1376640), (2151, 1276160), (2304, 1191415), (2390, 1148544), (2868, 957120), (2880, 953132), (2991, 917760), (3585, 765696), (3824, 717840), (3840, 714849), (3988, 688320), (4302, 638080), (4780, 574272), (4985, 550656), (5736, 478560), (5760, 476566), (5982, 458880), (7170, 382848), (7648, 358920), (7976, 344160), (8604, 319040), (8973, 305920), (9560, 287136), (9970, 275328), (10755, 255232), (11472, 239280), (11520, 238283), (11964, 229440), (14340, 191424), (14955, 183552), (15296, 179460), (15952, 172080), (17208, 159520), (17946, 152960), (19120, 143568), (19940, 137664), (21510, 127616), (22944, 119640), (23928, 114720), (28680, 95712), (29910, 91776), (30592, 89730), (31904, 86040), (34416, 79760), (35892, 76480), (38240, 71784), (39880, 68832), (43020, 63808), (44865, 61184), (45888, 59820), (47856, 57360)]