20159280120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^2\times {\mathrm{6481}}^1$

素因数の和:6555

約数の個数: 288

約数和(自身を含む): 73554883920

約数和(自身を除く): 53395603800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 49, 56, 60, 69, 70, 84, 92, 98, 105, 115, 120, 138, 140, 147, 161, 168, 184, 196, 210, 230, 245, 276, 280, 294, 322, 345, 392, 420, 460, 483, 490, 529, 552, 588, 644, 690, 735, 805, 840, 920, 966, 980, 1058, 1127, 1176, 1288, 1380, 1470, 1587, 1610, 1932, 1960, 2116, 2254, 2415, 2645, 2760, 2940, 3174, 3220, 3381, 3703, 3864, 4232, 4508, 4830, 5290, 5635, 5880, 6348, 6440, 6481, 6762, 7406, 7935, 9016, 9660, 10580, 11109, 11270, 12696, 12962, 13524, 14812, 15870, 16905, 18515, 19320, 19443, 21160, 22218, 22540, 25921, 25924, 27048, 29624, 31740, 32405, 33810, 37030, 38886, 44436, 45080, 45367, 51842, 51848, 55545, 63480, 64810, 67620, 74060, 77763, 77772, 88872, 90734, 97215, 103684, 111090, 129605, 129620, 135240, 136101, 148120, 149063, 155526, 155544, 181468, 194430, 207368, 222180, 226835, 259210, 259240, 272202, 298126, 311052, 317569, 362936, 388815, 388860, 444360, 447189, 453670, 518420, 544404, 596252, 622104, 635138, 680505, 745315, 777630, 777720, 894378, 907340, 952707, 1036840, 1043441, 1088808, 1192504, 1270276, 1361010, 1490630, 1555260, 1587845, 1788756, 1814680, 1905414, 2086882, 2235945, 2540552, 2722020, 2981260, 3110520, 3130323, 3175690, 3428449, 3577512, 3810828, 4173764, 4471890, 4763535, 5217205, 5444040, 5962520, 6260646, 6351380, 6856898, 7304087, 7621656, 8347528, 8943780, 9527070, 10285347, 10434410, 12521292, 12702760, 13713796, 14608174, 15651615, 17142245, 17887560, 19054140, 20570694, 20868820, 21912261, 23999143, 25042584, 27427592, 29216348, 31303230, 34284490, 36520435, 38108280, 41141388, 41737640, 43824522, 47998286, 51426735, 58432696, 62606460, 68568980, 71997429, 73040870, 82282776, 87649044, 95996572, 102853470, 109561305, 119995715, 125212920, 137137960, 143994858, 146081740, 167994001, 175298088, 191993144, 205706940, 219122610, 239991430, 287989716, 292163480, 335988002, 359987145, 411413880, 438245220, 479982860, 503982003, 575979432, 671976004, 719974290, 839970005, 876490440, 959965720, 1007964006, 1343952008, 1439948580, 1679940010, 2015928012, 2519910015, 2879897160, 3359880020, 4031856024, 5039820030, 6719760040, 10079640060, 20159280120]

約数ペア:

[(1, 20159280120), (2, 10079640060), (3, 6719760040), (4, 5039820030), (5, 4031856024), (6, 3359880020), (7, 2879897160), (8, 2519910015), (10, 2015928012), (12, 1679940010), (14, 1439948580), (15, 1343952008), (20, 1007964006), (21, 959965720), (23, 876490440), (24, 839970005), (28, 719974290), (30, 671976004), (35, 575979432), (40, 503982003), (42, 479982860), (46, 438245220), (49, 411413880), (56, 359987145), (60, 335988002), (69, 292163480), (70, 287989716), (84, 239991430), (92, 219122610), (98, 205706940), (105, 191993144), (115, 175298088), (120, 167994001), (138, 146081740), (140, 143994858), (147, 137137960), (161, 125212920), (168, 119995715), (184, 109561305), (196, 102853470), (210, 95996572), (230, 87649044), (245, 82282776), (276, 73040870), (280, 71997429), (294, 68568980), (322, 62606460), (345, 58432696), (392, 51426735), (420, 47998286), (460, 43824522), (483, 41737640), (490, 41141388), (529, 38108280), (552, 36520435), (588, 34284490), (644, 31303230), (690, 29216348), (735, 27427592), (805, 25042584), (840, 23999143), (920, 21912261), (966, 20868820), (980, 20570694), (1058, 19054140), (1127, 17887560), (1176, 17142245), (1288, 15651615), (1380, 14608174), (1470, 13713796), (1587, 12702760), (1610, 12521292), (1932, 10434410), (1960, 10285347), (2116, 9527070), (2254, 8943780), (2415, 8347528), (2645, 7621656), (2760, 7304087), (2940, 6856898), (3174, 6351380), (3220, 6260646), (3381, 5962520), (3703, 5444040), (3864, 5217205), (4232, 4763535), (4508, 4471890), (4830, 4173764), (5290, 3810828), (5635, 3577512), (5880, 3428449), (6348, 3175690), (6440, 3130323), (6481, 3110520), (6762, 2981260), (7406, 2722020), (7935, 2540552), (9016, 2235945), (9660, 2086882), (10580, 1905414), (11109, 1814680), (11270, 1788756), (12696, 1587845), (12962, 1555260), (13524, 1490630), (14812, 1361010), (15870, 1270276), (16905, 1192504), (18515, 1088808), (19320, 1043441), (19443, 1036840), (21160, 952707), (22218, 907340), (22540, 894378), (25921, 777720), (25924, 777630), (27048, 745315), (29624, 680505), (31740, 635138), (32405, 622104), (33810, 596252), (37030, 544404), (38886, 518420), (44436, 453670), (45080, 447189), (45367, 444360), (51842, 388860), (51848, 388815), (55545, 362936), (63480, 317569), (64810, 311052), (67620, 298126), (74060, 272202), (77763, 259240), (77772, 259210), (88872, 226835), (90734, 222180), (97215, 207368), (103684, 194430), (111090, 181468), (129605, 155544), (129620, 155526), (135240, 149063), (136101, 148120)]