20001239280

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{1013}}^1$

素因数の和:1326

約数の個数: 400

約数和(自身を含む): 76131136224

約数和(自身を除く): 56129896944

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 81, 88, 90, 99, 108, 110, 120, 132, 135, 144, 162, 165, 176, 180, 198, 216, 220, 240, 264, 270, 277, 297, 324, 330, 360, 396, 405, 432, 440, 495, 528, 540, 554, 594, 648, 660, 720, 792, 810, 831, 880, 891, 990, 1013, 1080, 1108, 1188, 1296, 1320, 1385, 1485, 1584, 1620, 1662, 1782, 1980, 2026, 2160, 2216, 2376, 2493, 2640, 2770, 2970, 3039, 3047, 3240, 3324, 3564, 3960, 4052, 4155, 4432, 4455, 4752, 4986, 5065, 5540, 5940, 6078, 6094, 6480, 6648, 7128, 7479, 7920, 8104, 8310, 8910, 9117, 9141, 9972, 10130, 11080, 11143, 11880, 12156, 12188, 12465, 13296, 14256, 14958, 15195, 15235, 16208, 16620, 17820, 18234, 18282, 19944, 20260, 22160, 22286, 22437, 23760, 24312, 24376, 24930, 27351, 27423, 29916, 30390, 30470, 33240, 33429, 35640, 36468, 36564, 37395, 39888, 40520, 44572, 44874, 45585, 45705, 48624, 48752, 49860, 54702, 54846, 55715, 59832, 60780, 60940, 66480, 66858, 71280, 72936, 73128, 74790, 81040, 82053, 82269, 89144, 89748, 91170, 91410, 99720, 100287, 109404, 109692, 111430, 112185, 119664, 121560, 121880, 133716, 136755, 137115, 145872, 146256, 149580, 164106, 164538, 167145, 178288, 179496, 182340, 182820, 199440, 200574, 218808, 219384, 222860, 224370, 243120, 243760, 246807, 267432, 273510, 274230, 280601, 299160, 300861, 328212, 329076, 334290, 358992, 364680, 365640, 401148, 410265, 411345, 437616, 438768, 445720, 448740, 493614, 501435, 534864, 547020, 548460, 561202, 598320, 601722, 656424, 658152, 668580, 729360, 731280, 802296, 820530, 822690, 841803, 891440, 897480, 902583, 987228, 1002870, 1094040, 1096920, 1122404, 1203444, 1234035, 1312848, 1316304, 1337160, 1403005, 1504305, 1604592, 1641060, 1645380, 1683606, 1794960, 1805166, 1974456, 2005740, 2188080, 2193840, 2244808, 2406888, 2468070, 2525409, 2674320, 2806010, 3008610, 3086611, 3282120, 3290760, 3367212, 3610332, 3948912, 4011480, 4209015, 4489616, 4512915, 4813776, 4936140, 5050818, 5612020, 6017220, 6173222, 6564240, 6581520, 6734424, 7220664, 7576227, 8022960, 8418030, 9025830, 9259833, 9872280, 10101636, 11224040, 12034440, 12346444, 12627045, 13468848, 14441328, 15152454, 15433055, 16836060, 18051660, 18519666, 19744560, 20203272, 22448080, 22728681, 24068880, 24692888, 25254090, 27779499, 30304908, 30866110, 33672120, 36103320, 37039332, 37881135, 40406544, 45457362, 46299165, 49385776, 50508180, 55558998, 60609816, 61732220, 67344240, 72206640, 74078664, 75762270, 83338497, 90914724, 92598330, 101016360, 111117996, 113643405, 121219632, 123464440, 138897495, 148157328, 151524540, 166676994, 181829448, 185196660, 202032720, 222235992, 227286810, 246928880, 250015491, 277794990, 303049080, 333353988, 363658896, 370393320, 416692485, 444471984, 454573620, 500030982, 555589980, 606098160, 666707976, 740786640, 833384970, 909147240, 1000061964, 1111179960, 1250077455, 1333415952, 1666769940, 1818294480, 2000123928, 2222359920, 2500154910, 3333539880, 4000247856, 5000309820, 6667079760, 10000619640, 20001239280]

約数ペア:

[(1, 20001239280), (2, 10000619640), (3, 6667079760), (4, 5000309820), (5, 4000247856), (6, 3333539880), (8, 2500154910), (9, 2222359920), (10, 2000123928), (11, 1818294480), (12, 1666769940), (15, 1333415952), (16, 1250077455), (18, 1111179960), (20, 1000061964), (22, 909147240), (24, 833384970), (27, 740786640), (30, 666707976), (33, 606098160), (36, 555589980), (40, 500030982), (44, 454573620), (45, 444471984), (48, 416692485), (54, 370393320), (55, 363658896), (60, 333353988), (66, 303049080), (72, 277794990), (80, 250015491), (81, 246928880), (88, 227286810), (90, 222235992), (99, 202032720), (108, 185196660), (110, 181829448), (120, 166676994), (132, 151524540), (135, 148157328), (144, 138897495), (162, 123464440), (165, 121219632), (176, 113643405), (180, 111117996), (198, 101016360), (216, 92598330), (220, 90914724), (240, 83338497), (264, 75762270), (270, 74078664), (277, 72206640), (297, 67344240), (324, 61732220), (330, 60609816), (360, 55558998), (396, 50508180), (405, 49385776), (432, 46299165), (440, 45457362), (495, 40406544), (528, 37881135), (540, 37039332), (554, 36103320), (594, 33672120), (648, 30866110), (660, 30304908), (720, 27779499), (792, 25254090), (810, 24692888), (831, 24068880), (880, 22728681), (891, 22448080), (990, 20203272), (1013, 19744560), (1080, 18519666), (1108, 18051660), (1188, 16836060), (1296, 15433055), (1320, 15152454), (1385, 14441328), (1485, 13468848), (1584, 12627045), (1620, 12346444), (1662, 12034440), (1782, 11224040), (1980, 10101636), (2026, 9872280), (2160, 9259833), (2216, 9025830), (2376, 8418030), (2493, 8022960), (2640, 7576227), (2770, 7220664), (2970, 6734424), (3039, 6581520), (3047, 6564240), (3240, 6173222), (3324, 6017220), (3564, 5612020), (3960, 5050818), (4052, 4936140), (4155, 4813776), (4432, 4512915), (4455, 4489616), (4752, 4209015), (4986, 4011480), (5065, 3948912), (5540, 3610332), (5940, 3367212), (6078, 3290760), (6094, 3282120), (6480, 3086611), (6648, 3008610), (7128, 2806010), (7479, 2674320), (7920, 2525409), (8104, 2468070), (8310, 2406888), (8910, 2244808), (9117, 2193840), (9141, 2188080), (9972, 2005740), (10130, 1974456), (11080, 1805166), (11143, 1794960), (11880, 1683606), (12156, 1645380), (12188, 1641060), (12465, 1604592), (13296, 1504305), (14256, 1403005), (14958, 1337160), (15195, 1316304), (15235, 1312848), (16208, 1234035), (16620, 1203444), (17820, 1122404), (18234, 1096920), (18282, 1094040), (19944, 1002870), (20260, 987228), (22160, 902583), (22286, 897480), (22437, 891440), (23760, 841803), (24312, 822690), (24376, 820530), (24930, 802296), (27351, 731280), (27423, 729360), (29916, 668580), (30390, 658152), (30470, 656424), (33240, 601722), (33429, 598320), (35640, 561202), (36468, 548460), (36564, 547020), (37395, 534864), (39888, 501435), (40520, 493614), (44572, 448740), (44874, 445720), (45585, 438768), (45705, 437616), (48624, 411345), (48752, 410265), (49860, 401148), (54702, 365640), (54846, 364680), (55715, 358992), (59832, 334290), (60780, 329076), (60940, 328212), (66480, 300861), (66858, 299160), (71280, 280601), (72936, 274230), (73128, 273510), (74790, 267432), (81040, 246807), (82053, 243760), (82269, 243120), (89144, 224370), (89748, 222860), (91170, 219384), (91410, 218808), (99720, 200574), (100287, 199440), (109404, 182820), (109692, 182340), (111430, 179496), (112185, 178288), (119664, 167145), (121560, 164538), (121880, 164106), (133716, 149580), (136755, 146256), (137115, 145872)]