20020943280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{15923}}^1$

素因数の和:15996

約数の個数: 240

約数和(自身を含む): 69378702336

約数和(自身を除く): 49357759056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 39, 40, 48, 52, 60, 62, 65, 78, 80, 93, 104, 120, 124, 130, 155, 156, 169, 186, 195, 208, 240, 248, 260, 310, 312, 338, 372, 390, 403, 465, 496, 507, 520, 620, 624, 676, 744, 780, 806, 845, 930, 1014, 1040, 1209, 1240, 1352, 1488, 1560, 1612, 1690, 1860, 2015, 2028, 2418, 2480, 2535, 2704, 3120, 3224, 3380, 3720, 4030, 4056, 4836, 5070, 5239, 6045, 6448, 6760, 7440, 8060, 8112, 9672, 10140, 10478, 12090, 13520, 15717, 15923, 16120, 19344, 20280, 20956, 24180, 26195, 31434, 31846, 32240, 40560, 41912, 47769, 48360, 52390, 62868, 63692, 78585, 79615, 83824, 95538, 96720, 104780, 125736, 127384, 157170, 159230, 191076, 206999, 209560, 238845, 251472, 254768, 314340, 318460, 382152, 413998, 419120, 477690, 493613, 620997, 628680, 636920, 764304, 827996, 955380, 987226, 1034995, 1241994, 1257360, 1273840, 1480839, 1655992, 1910760, 1974452, 2069990, 2468065, 2483988, 2690987, 2961678, 3104985, 3311984, 3821520, 3948904, 4139980, 4936130, 4967976, 5381974, 5923356, 6209970, 6416969, 7404195, 7897808, 8072961, 8279960, 9872260, 9935952, 10763948, 11846712, 12419940, 12833938, 13454935, 14808390, 16145922, 16559920, 19250907, 19744520, 21527896, 23693424, 24839880, 25667876, 26909870, 29616780, 32084845, 32291844, 38501814, 39489040, 40364805, 43055792, 49679760, 51335752, 53819740, 59233560, 64169690, 64583688, 77003628, 80729610, 83420597, 96254535, 102671504, 107639480, 118467120, 128339380, 129167376, 154007256, 161459220, 166841194, 192509070, 215278960, 250261791, 256678760, 308014512, 322918440, 333682388, 385018140, 417102985, 500523582, 513357520, 645836880, 667364776, 770036280, 834205970, 1001047164, 1251308955, 1334729552, 1540072560, 1668411940, 2002094328, 2502617910, 3336823880, 4004188656, 5005235820, 6673647760, 10010471640, 20020943280]

約数ペア:

[(1, 20020943280), (2, 10010471640), (3, 6673647760), (4, 5005235820), (5, 4004188656), (6, 3336823880), (8, 2502617910), (10, 2002094328), (12, 1668411940), (13, 1540072560), (15, 1334729552), (16, 1251308955), (20, 1001047164), (24, 834205970), (26, 770036280), (30, 667364776), (31, 645836880), (39, 513357520), (40, 500523582), (48, 417102985), (52, 385018140), (60, 333682388), (62, 322918440), (65, 308014512), (78, 256678760), (80, 250261791), (93, 215278960), (104, 192509070), (120, 166841194), (124, 161459220), (130, 154007256), (155, 129167376), (156, 128339380), (169, 118467120), (186, 107639480), (195, 102671504), (208, 96254535), (240, 83420597), (248, 80729610), (260, 77003628), (310, 64583688), (312, 64169690), (338, 59233560), (372, 53819740), (390, 51335752), (403, 49679760), (465, 43055792), (496, 40364805), (507, 39489040), (520, 38501814), (620, 32291844), (624, 32084845), (676, 29616780), (744, 26909870), (780, 25667876), (806, 24839880), (845, 23693424), (930, 21527896), (1014, 19744520), (1040, 19250907), (1209, 16559920), (1240, 16145922), (1352, 14808390), (1488, 13454935), (1560, 12833938), (1612, 12419940), (1690, 11846712), (1860, 10763948), (2015, 9935952), (2028, 9872260), (2418, 8279960), (2480, 8072961), (2535, 7897808), (2704, 7404195), (3120, 6416969), (3224, 6209970), (3380, 5923356), (3720, 5381974), (4030, 4967976), (4056, 4936130), (4836, 4139980), (5070, 3948904), (5239, 3821520), (6045, 3311984), (6448, 3104985), (6760, 2961678), (7440, 2690987), (8060, 2483988), (8112, 2468065), (9672, 2069990), (10140, 1974452), (10478, 1910760), (12090, 1655992), (13520, 1480839), (15717, 1273840), (15923, 1257360), (16120, 1241994), (19344, 1034995), (20280, 987226), (20956, 955380), (24180, 827996), (26195, 764304), (31434, 636920), (31846, 628680), (32240, 620997), (40560, 493613), (41912, 477690), (47769, 419120), (48360, 413998), (52390, 382152), (62868, 318460), (63692, 314340), (78585, 254768), (79615, 251472), (83824, 238845), (95538, 209560), (96720, 206999), (104780, 191076), (125736, 159230), (127384, 157170)]