212497920

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1$

素因数の和:453

約数の個数: 240

約数和(自身を含む): 769852512

約数和(自身を除く): 557354592

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 64, 69, 72, 80, 90, 92, 96, 115, 120, 128, 138, 144, 160, 180, 184, 192, 207, 230, 240, 256, 276, 288, 320, 345, 360, 368, 384, 401, 414, 460, 480, 512, 552, 576, 640, 690, 720, 736, 768, 802, 828, 920, 960, 1035, 1104, 1152, 1203, 1280, 1380, 1440, 1472, 1536, 1604, 1656, 1840, 1920, 2005, 2070, 2208, 2304, 2406, 2560, 2760, 2880, 2944, 3208, 3312, 3609, 3680, 3840, 4010, 4140, 4416, 4608, 4812, 5520, 5760, 5888, 6015, 6416, 6624, 7218, 7360, 7680, 8020, 8280, 8832, 9223, 9624, 11040, 11520, 11776, 12030, 12832, 13248, 14436, 14720, 16040, 16560, 17664, 18045, 18446, 19248, 22080, 23040, 24060, 25664, 26496, 27669, 28872, 29440, 32080, 33120, 35328, 36090, 36892, 38496, 44160, 46115, 48120, 51328, 52992, 55338, 57744, 58880, 64160, 66240, 72180, 73784, 76992, 83007, 88320, 92230, 96240, 102656, 105984, 110676, 115488, 128320, 132480, 138345, 144360, 147568, 153984, 166014, 176640, 184460, 192480, 205312, 221352, 230976, 256640, 264960, 276690, 288720, 295136, 307968, 332028, 368920, 384960, 415035, 442704, 461952, 513280, 529920, 553380, 577440, 590272, 615936, 664056, 737840, 769920, 830070, 885408, 923904, 1026560, 1106760, 1154880, 1180544, 1328112, 1475680, 1539840, 1660140, 1770816, 1847808, 2213520, 2309760, 2361088, 2656224, 2951360, 3079680, 3320280, 3541632, 4427040, 4619520, 4722176, 5312448, 5902720, 6640560, 7083264, 8854080, 9239040, 10624896, 11805440, 13281120, 14166528, 17708160, 21249792, 23610880, 26562240, 35416320, 42499584, 53124480, 70832640, 106248960, 212497920]

約数ペア:

[(1, 212497920), (2, 106248960), (3, 70832640), (4, 53124480), (5, 42499584), (6, 35416320), (8, 26562240), (9, 23610880), (10, 21249792), (12, 17708160), (15, 14166528), (16, 13281120), (18, 11805440), (20, 10624896), (23, 9239040), (24, 8854080), (30, 7083264), (32, 6640560), (36, 5902720), (40, 5312448), (45, 4722176), (46, 4619520), (48, 4427040), (60, 3541632), (64, 3320280), (69, 3079680), (72, 2951360), (80, 2656224), (90, 2361088), (92, 2309760), (96, 2213520), (115, 1847808), (120, 1770816), (128, 1660140), (138, 1539840), (144, 1475680), (160, 1328112), (180, 1180544), (184, 1154880), (192, 1106760), (207, 1026560), (230, 923904), (240, 885408), (256, 830070), (276, 769920), (288, 737840), (320, 664056), (345, 615936), (360, 590272), (368, 577440), (384, 553380), (401, 529920), (414, 513280), (460, 461952), (480, 442704), (512, 415035), (552, 384960), (576, 368920), (640, 332028), (690, 307968), (720, 295136), (736, 288720), (768, 276690), (802, 264960), (828, 256640), (920, 230976), (960, 221352), (1035, 205312), (1104, 192480), (1152, 184460), (1203, 176640), (1280, 166014), (1380, 153984), (1440, 147568), (1472, 144360), (1536, 138345), (1604, 132480), (1656, 128320), (1840, 115488), (1920, 110676), (2005, 105984), (2070, 102656), (2208, 96240), (2304, 92230), (2406, 88320), (2560, 83007), (2760, 76992), (2880, 73784), (2944, 72180), (3208, 66240), (3312, 64160), (3609, 58880), (3680, 57744), (3840, 55338), (4010, 52992), (4140, 51328), (4416, 48120), (4608, 46115), (4812, 44160), (5520, 38496), (5760, 36892), (5888, 36090), (6015, 35328), (6416, 33120), (6624, 32080), (7218, 29440), (7360, 28872), (7680, 27669), (8020, 26496), (8280, 25664), (8832, 24060), (9223, 23040), (9624, 22080), (11040, 19248), (11520, 18446), (11776, 18045), (12030, 17664), (12832, 16560), (13248, 16040), (14436, 14720)]