2155496960

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:384

約数の個数: 160

約数和(自身を含む): 5399868672

約数和(自身を除く): 3244371712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 157, 160, 173, 248, 256, 310, 314, 320, 346, 496, 512, 620, 628, 640, 692, 785, 865, 992, 1240, 1256, 1280, 1384, 1570, 1730, 1984, 2480, 2512, 2560, 2768, 3140, 3460, 3968, 4867, 4960, 5024, 5363, 5536, 6280, 6920, 7936, 9734, 9920, 10048, 10726, 11072, 12560, 13840, 15872, 19468, 19840, 20096, 21452, 22144, 24335, 25120, 26815, 27161, 27680, 38936, 39680, 40192, 42904, 44288, 48670, 50240, 53630, 54322, 55360, 77872, 79360, 80384, 85808, 88576, 97340, 100480, 107260, 108644, 110720, 135805, 155744, 171616, 194680, 200960, 214520, 217288, 221440, 271610, 311488, 343232, 389360, 401920, 429040, 434576, 442880, 543220, 622976, 686464, 778720, 841991, 858080, 869152, 1086440, 1245952, 1372928, 1557440, 1683982, 1716160, 1738304, 2172880, 2491904, 2745856, 3114880, 3367964, 3432320, 3476608, 4209955, 4345760, 6229760, 6735928, 6864640, 6953216, 8419910, 8691520, 12459520, 13471856, 13729280, 13906432, 16839820, 17383040, 26943712, 33679640, 34766080, 53887424, 67359280, 69532160, 107774848, 134718560, 215549696, 269437120, 431099392, 538874240, 1077748480, 2155496960]

約数ペア:

[(1, 2155496960), (2, 1077748480), (4, 538874240), (5, 431099392), (8, 269437120), (10, 215549696), (16, 134718560), (20, 107774848), (31, 69532160), (32, 67359280), (40, 53887424), (62, 34766080), (64, 33679640), (80, 26943712), (124, 17383040), (128, 16839820), (155, 13906432), (157, 13729280), (160, 13471856), (173, 12459520), (248, 8691520), (256, 8419910), (310, 6953216), (314, 6864640), (320, 6735928), (346, 6229760), (496, 4345760), (512, 4209955), (620, 3476608), (628, 3432320), (640, 3367964), (692, 3114880), (785, 2745856), (865, 2491904), (992, 2172880), (1240, 1738304), (1256, 1716160), (1280, 1683982), (1384, 1557440), (1570, 1372928), (1730, 1245952), (1984, 1086440), (2480, 869152), (2512, 858080), (2560, 841991), (2768, 778720), (3140, 686464), (3460, 622976), (3968, 543220), (4867, 442880), (4960, 434576), (5024, 429040), (5363, 401920), (5536, 389360), (6280, 343232), (6920, 311488), (7936, 271610), (9734, 221440), (9920, 217288), (10048, 214520), (10726, 200960), (11072, 194680), (12560, 171616), (13840, 155744), (15872, 135805), (19468, 110720), (19840, 108644), (20096, 107260), (21452, 100480), (22144, 97340), (24335, 88576), (25120, 85808), (26815, 80384), (27161, 79360), (27680, 77872), (38936, 55360), (39680, 54322), (40192, 53630), (42904, 50240), (44288, 48670)]