20145000120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{311}}^1\times {\mathrm{1307}}^1$

素因数の和:1698

約数の個数: 256

約数和(自身を含む): 70518988800

約数和(自身を除く): 50373988680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 59, 60, 70, 84, 105, 118, 120, 140, 168, 177, 210, 236, 280, 295, 311, 354, 413, 420, 472, 590, 622, 708, 826, 840, 885, 933, 1180, 1239, 1244, 1307, 1416, 1555, 1652, 1770, 1866, 2065, 2177, 2360, 2478, 2488, 2614, 3110, 3304, 3540, 3732, 3921, 4130, 4354, 4665, 4956, 5228, 6195, 6220, 6531, 6535, 7080, 7464, 7842, 8260, 8708, 9149, 9330, 9912, 10456, 10885, 12390, 12440, 13062, 13070, 15684, 16520, 17416, 18298, 18349, 18660, 19605, 21770, 24780, 26124, 26140, 27447, 31368, 32655, 36596, 36698, 37320, 39210, 43540, 45745, 49560, 52248, 52280, 54894, 55047, 65310, 73192, 73396, 77113, 78420, 87080, 91490, 91745, 109788, 110094, 128443, 130620, 137235, 146792, 154226, 156840, 182980, 183490, 219576, 220188, 231339, 256886, 261240, 274470, 275235, 308452, 365960, 366980, 385329, 385565, 406477, 440376, 462678, 513772, 539791, 548940, 550470, 616904, 642215, 733960, 770658, 771130, 812954, 925356, 1027544, 1079582, 1097880, 1100940, 1156695, 1219431, 1284430, 1541316, 1542260, 1619373, 1625908, 1850712, 1926645, 2032385, 2159164, 2201880, 2313390, 2438862, 2568860, 2698955, 2845339, 3082632, 3084520, 3238746, 3251816, 3853290, 4064770, 4318328, 4626780, 4877724, 5137720, 5397910, 5690678, 6097155, 6477492, 7706580, 8096865, 8129540, 8536017, 9253560, 9755448, 10795820, 11381356, 12194310, 12954984, 14226695, 15413160, 16193730, 16259080, 17072034, 21591640, 22762712, 23982143, 24388620, 28453390, 32387460, 34144068, 42680085, 47964286, 48777240, 56906780, 64774920, 68288136, 71946429, 85360170, 95928572, 113813560, 119910715, 143892858, 167875001, 170720340, 191857144, 239821430, 287785716, 335750002, 341440680, 359732145, 479642860, 503625003, 575571432, 671500004, 719464290, 839375005, 959285720, 1007250006, 1343000008, 1438928580, 1678750010, 2014500012, 2518125015, 2877857160, 3357500020, 4029000024, 5036250030, 6715000040, 10072500060, 20145000120]

約数ペア:

[(1, 20145000120), (2, 10072500060), (3, 6715000040), (4, 5036250030), (5, 4029000024), (6, 3357500020), (7, 2877857160), (8, 2518125015), (10, 2014500012), (12, 1678750010), (14, 1438928580), (15, 1343000008), (20, 1007250006), (21, 959285720), (24, 839375005), (28, 719464290), (30, 671500004), (35, 575571432), (40, 503625003), (42, 479642860), (56, 359732145), (59, 341440680), (60, 335750002), (70, 287785716), (84, 239821430), (105, 191857144), (118, 170720340), (120, 167875001), (140, 143892858), (168, 119910715), (177, 113813560), (210, 95928572), (236, 85360170), (280, 71946429), (295, 68288136), (311, 64774920), (354, 56906780), (413, 48777240), (420, 47964286), (472, 42680085), (590, 34144068), (622, 32387460), (708, 28453390), (826, 24388620), (840, 23982143), (885, 22762712), (933, 21591640), (1180, 17072034), (1239, 16259080), (1244, 16193730), (1307, 15413160), (1416, 14226695), (1555, 12954984), (1652, 12194310), (1770, 11381356), (1866, 10795820), (2065, 9755448), (2177, 9253560), (2360, 8536017), (2478, 8129540), (2488, 8096865), (2614, 7706580), (3110, 6477492), (3304, 6097155), (3540, 5690678), (3732, 5397910), (3921, 5137720), (4130, 4877724), (4354, 4626780), (4665, 4318328), (4956, 4064770), (5228, 3853290), (6195, 3251816), (6220, 3238746), (6531, 3084520), (6535, 3082632), (7080, 2845339), (7464, 2698955), (7842, 2568860), (8260, 2438862), (8708, 2313390), (9149, 2201880), (9330, 2159164), (9912, 2032385), (10456, 1926645), (10885, 1850712), (12390, 1625908), (12440, 1619373), (13062, 1542260), (13070, 1541316), (15684, 1284430), (16520, 1219431), (17416, 1156695), (18298, 1100940), (18349, 1097880), (18660, 1079582), (19605, 1027544), (21770, 925356), (24780, 812954), (26124, 771130), (26140, 770658), (27447, 733960), (31368, 642215), (32655, 616904), (36596, 550470), (36698, 548940), (37320, 539791), (39210, 513772), (43540, 462678), (45745, 440376), (49560, 406477), (52248, 385565), (52280, 385329), (54894, 366980), (55047, 365960), (65310, 308452), (73192, 275235), (73396, 274470), (77113, 261240), (78420, 256886), (87080, 231339), (91490, 220188), (91745, 219576), (109788, 183490), (110094, 182980), (128443, 156840), (130620, 154226), (137235, 146792)]