220282920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{389}}^1$

素因数の和:441

約数の個数: 288

約数和(自身を含む): 849630600

約数和(自身を除く): 629347680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 18, 20, 22, 24, 26, 30, 33, 36, 39, 40, 44, 45, 52, 55, 60, 65, 66, 72, 78, 88, 90, 99, 104, 110, 117, 120, 121, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 242, 260, 264, 286, 312, 330, 360, 363, 389, 390, 396, 429, 440, 468, 484, 495, 520, 572, 585, 605, 660, 715, 726, 778, 780, 792, 858, 936, 968, 990, 1089, 1144, 1167, 1170, 1210, 1287, 1320, 1430, 1452, 1556, 1560, 1573, 1716, 1815, 1945, 1980, 2145, 2178, 2334, 2340, 2420, 2574, 2860, 2904, 3112, 3146, 3432, 3501, 3630, 3890, 3960, 4279, 4290, 4356, 4668, 4680, 4719, 4840, 5057, 5148, 5445, 5720, 5835, 6292, 6435, 7002, 7260, 7780, 7865, 8558, 8580, 8712, 9336, 9438, 10114, 10296, 10890, 11670, 12584, 12837, 12870, 14004, 14157, 14520, 15171, 15560, 15730, 17116, 17160, 17505, 18876, 20228, 21395, 21780, 23340, 23595, 25285, 25674, 25740, 28008, 28314, 30342, 31460, 34232, 35010, 37752, 38511, 40456, 42790, 43560, 45513, 46680, 47069, 47190, 50570, 51348, 51480, 55627, 56628, 60684, 62920, 64185, 70020, 70785, 75855, 77022, 85580, 91026, 94138, 94380, 101140, 102696, 111254, 113256, 121368, 128370, 140040, 141207, 141570, 151710, 154044, 166881, 171160, 182052, 188276, 188760, 192555, 202280, 222508, 227565, 235345, 256740, 278135, 282414, 283140, 303420, 308088, 333762, 364104, 376552, 385110, 423621, 445016, 455130, 470690, 500643, 513480, 556270, 564828, 566280, 606840, 611897, 667524, 706035, 770220, 834405, 847242, 910260, 941380, 1001286, 1112540, 1129656, 1223794, 1335048, 1412070, 1540440, 1668810, 1694484, 1820520, 1835691, 1882760, 2002572, 2118105, 2225080, 2447588, 2503215, 2824140, 3059485, 3337620, 3388968, 3671382, 4005144, 4236210, 4895176, 5006430, 5507073, 5648280, 6118970, 6675240, 7342764, 8472420, 9178455, 10012860, 11014146, 12237940, 14685528, 16944840, 18356910, 20025720, 22028292, 24475880, 27535365, 36713820, 44056584, 55070730, 73427640, 110141460, 220282920]

約数ペア:

[(1, 220282920), (2, 110141460), (3, 73427640), (4, 55070730), (5, 44056584), (6, 36713820), (8, 27535365), (9, 24475880), (10, 22028292), (11, 20025720), (12, 18356910), (13, 16944840), (15, 14685528), (18, 12237940), (20, 11014146), (22, 10012860), (24, 9178455), (26, 8472420), (30, 7342764), (33, 6675240), (36, 6118970), (39, 5648280), (40, 5507073), (44, 5006430), (45, 4895176), (52, 4236210), (55, 4005144), (60, 3671382), (65, 3388968), (66, 3337620), (72, 3059485), (78, 2824140), (88, 2503215), (90, 2447588), (99, 2225080), (104, 2118105), (110, 2002572), (117, 1882760), (120, 1835691), (121, 1820520), (130, 1694484), (132, 1668810), (143, 1540440), (156, 1412070), (165, 1335048), (180, 1223794), (195, 1129656), (198, 1112540), (220, 1001286), (234, 941380), (242, 910260), (260, 847242), (264, 834405), (286, 770220), (312, 706035), (330, 667524), (360, 611897), (363, 606840), (389, 566280), (390, 564828), (396, 556270), (429, 513480), (440, 500643), (468, 470690), (484, 455130), (495, 445016), (520, 423621), (572, 385110), (585, 376552), (605, 364104), (660, 333762), (715, 308088), (726, 303420), (778, 283140), (780, 282414), (792, 278135), (858, 256740), (936, 235345), (968, 227565), (990, 222508), (1089, 202280), (1144, 192555), (1167, 188760), (1170, 188276), (1210, 182052), (1287, 171160), (1320, 166881), (1430, 154044), (1452, 151710), (1556, 141570), (1560, 141207), (1573, 140040), (1716, 128370), (1815, 121368), (1945, 113256), (1980, 111254), (2145, 102696), (2178, 101140), (2334, 94380), (2340, 94138), (2420, 91026), (2574, 85580), (2860, 77022), (2904, 75855), (3112, 70785), (3146, 70020), (3432, 64185), (3501, 62920), (3630, 60684), (3890, 56628), (3960, 55627), (4279, 51480), (4290, 51348), (4356, 50570), (4668, 47190), (4680, 47069), (4719, 46680), (4840, 45513), (5057, 43560), (5148, 42790), (5445, 40456), (5720, 38511), (5835, 37752), (6292, 35010), (6435, 34232), (7002, 31460), (7260, 30342), (7780, 28314), (7865, 28008), (8558, 25740), (8580, 25674), (8712, 25285), (9336, 23595), (9438, 23340), (10114, 21780), (10296, 21395), (10890, 20228), (11670, 18876), (12584, 17505), (12837, 17160), (12870, 17116), (14004, 15730), (14157, 15560), (14520, 15171)]