395228160

素因数分解:

$2^{10}\times 3^4\times 5^1\times {\mathrm{953}}^1$

素因数の和:990

約数の個数: 220

約数和(自身を含む): 1417760388

約数和(自身を除く): 1022532228

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 512, 540, 576, 640, 648, 720, 768, 810, 864, 953, 960, 1024, 1080, 1152, 1280, 1296, 1440, 1536, 1620, 1728, 1906, 1920, 2160, 2304, 2560, 2592, 2859, 2880, 3072, 3240, 3456, 3812, 3840, 4320, 4608, 4765, 5120, 5184, 5718, 5760, 6480, 6912, 7624, 7680, 8577, 8640, 9216, 9530, 10368, 11436, 11520, 12960, 13824, 14295, 15248, 15360, 17154, 17280, 19060, 20736, 22872, 23040, 25731, 25920, 27648, 28590, 30496, 34308, 34560, 38120, 41472, 42885, 45744, 46080, 51462, 51840, 57180, 60992, 68616, 69120, 76240, 77193, 82944, 85770, 91488, 102924, 103680, 114360, 121984, 128655, 137232, 138240, 152480, 154386, 171540, 182976, 205848, 207360, 228720, 243968, 257310, 274464, 304960, 308772, 343080, 365952, 385965, 411696, 414720, 457440, 487936, 514620, 548928, 609920, 617544, 686160, 731904, 771930, 823392, 914880, 975872, 1029240, 1097856, 1219840, 1235088, 1372320, 1463808, 1543860, 1646784, 1829760, 2058480, 2195712, 2439680, 2470176, 2744640, 2927616, 3087720, 3293568, 3659520, 4116960, 4391424, 4879360, 4940352, 5489280, 6175440, 6587136, 7319040, 8233920, 8782848, 9880704, 10978560, 12350880, 13174272, 14638080, 16467840, 19761408, 21957120, 24701760, 26348544, 32935680, 39522816, 43914240, 49403520, 65871360, 79045632, 98807040, 131742720, 197614080, 395228160]

約数ペア:

[(1, 395228160), (2, 197614080), (3, 131742720), (4, 98807040), (5, 79045632), (6, 65871360), (8, 49403520), (9, 43914240), (10, 39522816), (12, 32935680), (15, 26348544), (16, 24701760), (18, 21957120), (20, 19761408), (24, 16467840), (27, 14638080), (30, 13174272), (32, 12350880), (36, 10978560), (40, 9880704), (45, 8782848), (48, 8233920), (54, 7319040), (60, 6587136), (64, 6175440), (72, 5489280), (80, 4940352), (81, 4879360), (90, 4391424), (96, 4116960), (108, 3659520), (120, 3293568), (128, 3087720), (135, 2927616), (144, 2744640), (160, 2470176), (162, 2439680), (180, 2195712), (192, 2058480), (216, 1829760), (240, 1646784), (256, 1543860), (270, 1463808), (288, 1372320), (320, 1235088), (324, 1219840), (360, 1097856), (384, 1029240), (405, 975872), (432, 914880), (480, 823392), (512, 771930), (540, 731904), (576, 686160), (640, 617544), (648, 609920), (720, 548928), (768, 514620), (810, 487936), (864, 457440), (953, 414720), (960, 411696), (1024, 385965), (1080, 365952), (1152, 343080), (1280, 308772), (1296, 304960), (1440, 274464), (1536, 257310), (1620, 243968), (1728, 228720), (1906, 207360), (1920, 205848), (2160, 182976), (2304, 171540), (2560, 154386), (2592, 152480), (2859, 138240), (2880, 137232), (3072, 128655), (3240, 121984), (3456, 114360), (3812, 103680), (3840, 102924), (4320, 91488), (4608, 85770), (4765, 82944), (5120, 77193), (5184, 76240), (5718, 69120), (5760, 68616), (6480, 60992), (6912, 57180), (7624, 51840), (7680, 51462), (8577, 46080), (8640, 45744), (9216, 42885), (9530, 41472), (10368, 38120), (11436, 34560), (11520, 34308), (12960, 30496), (13824, 28590), (14295, 27648), (15248, 25920), (15360, 25731), (17154, 23040), (17280, 22872), (19060, 20736)]