31980960

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{673}}^1$

素因数の和:708

約数の個数: 192

約数和(自身を含む): 122290560

約数和(自身を除く): 90309600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 96, 99, 108, 110, 120, 132, 135, 144, 160, 165, 176, 180, 198, 216, 220, 240, 264, 270, 288, 297, 330, 352, 360, 396, 432, 440, 480, 495, 528, 540, 594, 660, 673, 720, 792, 864, 880, 990, 1056, 1080, 1188, 1320, 1346, 1440, 1485, 1584, 1760, 1980, 2019, 2160, 2376, 2640, 2692, 2970, 3168, 3365, 3960, 4038, 4320, 4752, 5280, 5384, 5940, 6057, 6730, 7403, 7920, 8076, 9504, 10095, 10768, 11880, 12114, 13460, 14806, 15840, 16152, 18171, 20190, 21536, 22209, 23760, 24228, 26920, 29612, 30285, 32304, 36342, 37015, 40380, 44418, 47520, 48456, 53840, 59224, 60570, 64608, 66627, 72684, 74030, 80760, 88836, 90855, 96912, 107680, 111045, 118448, 121140, 133254, 145368, 148060, 161520, 177672, 181710, 193824, 199881, 222090, 236896, 242280, 266508, 290736, 296120, 323040, 333135, 355344, 363420, 399762, 444180, 484560, 533016, 581472, 592240, 666270, 710688, 726840, 799524, 888360, 969120, 999405, 1066032, 1184480, 1332540, 1453680, 1599048, 1776720, 1998810, 2132064, 2665080, 2907360, 3198096, 3553440, 3997620, 5330160, 6396192, 7995240, 10660320, 15990480, 31980960]

約数ペア:

[(1, 31980960), (2, 15990480), (3, 10660320), (4, 7995240), (5, 6396192), (6, 5330160), (8, 3997620), (9, 3553440), (10, 3198096), (11, 2907360), (12, 2665080), (15, 2132064), (16, 1998810), (18, 1776720), (20, 1599048), (22, 1453680), (24, 1332540), (27, 1184480), (30, 1066032), (32, 999405), (33, 969120), (36, 888360), (40, 799524), (44, 726840), (45, 710688), (48, 666270), (54, 592240), (55, 581472), (60, 533016), (66, 484560), (72, 444180), (80, 399762), (88, 363420), (90, 355344), (96, 333135), (99, 323040), (108, 296120), (110, 290736), (120, 266508), (132, 242280), (135, 236896), (144, 222090), (160, 199881), (165, 193824), (176, 181710), (180, 177672), (198, 161520), (216, 148060), (220, 145368), (240, 133254), (264, 121140), (270, 118448), (288, 111045), (297, 107680), (330, 96912), (352, 90855), (360, 88836), (396, 80760), (432, 74030), (440, 72684), (480, 66627), (495, 64608), (528, 60570), (540, 59224), (594, 53840), (660, 48456), (673, 47520), (720, 44418), (792, 40380), (864, 37015), (880, 36342), (990, 32304), (1056, 30285), (1080, 29612), (1188, 26920), (1320, 24228), (1346, 23760), (1440, 22209), (1485, 21536), (1584, 20190), (1760, 18171), (1980, 16152), (2019, 15840), (2160, 14806), (2376, 13460), (2640, 12114), (2692, 11880), (2970, 10768), (3168, 10095), (3365, 9504), (3960, 8076), (4038, 7920), (4320, 7403), (4752, 6730), (5280, 6057), (5384, 5940)]