987220080

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17807}}^1$

素因数の和:17844

約数の個数: 240

約数和(自身を含む): 4133735424

約数和(自身を除く): 3146515344

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 99, 105, 110, 112, 120, 126, 132, 140, 144, 154, 165, 168, 176, 180, 198, 210, 220, 231, 240, 252, 264, 280, 308, 315, 330, 336, 360, 385, 396, 420, 440, 462, 495, 504, 528, 560, 616, 630, 660, 693, 720, 770, 792, 840, 880, 924, 990, 1008, 1155, 1232, 1260, 1320, 1386, 1540, 1584, 1680, 1848, 1980, 2310, 2520, 2640, 2772, 3080, 3465, 3696, 3960, 4620, 5040, 5544, 6160, 6930, 7920, 9240, 11088, 13860, 17807, 18480, 27720, 35614, 53421, 55440, 71228, 89035, 106842, 124649, 142456, 160263, 178070, 195877, 213684, 249298, 267105, 284912, 320526, 356140, 373947, 391754, 427368, 498596, 534210, 587631, 623245, 641052, 712280, 747894, 783508, 801315, 854736, 979385, 997192, 1068420, 1121841, 1175262, 1246490, 1282104, 1371139, 1424560, 1495788, 1567016, 1602630, 1762893, 1869735, 1958770, 1994384, 2136840, 2243682, 2350524, 2492980, 2564208, 2742278, 2938155, 2991576, 3134032, 3205260, 3525786, 3739470, 3917540, 4113417, 4273680, 4487364, 4701048, 4985960, 5484556, 5609205, 5876310, 5983152, 6410520, 6855695, 7051572, 7478940, 7835080, 8226834, 8814465, 8974728, 9402096, 9971920, 10969112, 11218410, 11752620, 12340251, 12821040, 13711390, 14103144, 14957880, 15670160, 16453668, 17628930, 17949456, 20567085, 21938224, 22436820, 23505240, 24680502, 27422780, 28206288, 29915760, 32907336, 35257860, 41134170, 44873640, 47010480, 49361004, 54845560, 61701255, 65814672, 70515720, 82268340, 89747280, 98722008, 109691120, 123402510, 141031440, 164536680, 197444016, 246805020, 329073360, 493610040, 987220080]

約数ペア:

[(1, 987220080), (2, 493610040), (3, 329073360), (4, 246805020), (5, 197444016), (6, 164536680), (7, 141031440), (8, 123402510), (9, 109691120), (10, 98722008), (11, 89747280), (12, 82268340), (14, 70515720), (15, 65814672), (16, 61701255), (18, 54845560), (20, 49361004), (21, 47010480), (22, 44873640), (24, 41134170), (28, 35257860), (30, 32907336), (33, 29915760), (35, 28206288), (36, 27422780), (40, 24680502), (42, 23505240), (44, 22436820), (45, 21938224), (48, 20567085), (55, 17949456), (56, 17628930), (60, 16453668), (63, 15670160), (66, 14957880), (70, 14103144), (72, 13711390), (77, 12821040), (80, 12340251), (84, 11752620), (88, 11218410), (90, 10969112), (99, 9971920), (105, 9402096), (110, 8974728), (112, 8814465), (120, 8226834), (126, 7835080), (132, 7478940), (140, 7051572), (144, 6855695), (154, 6410520), (165, 5983152), (168, 5876310), (176, 5609205), (180, 5484556), (198, 4985960), (210, 4701048), (220, 4487364), (231, 4273680), (240, 4113417), (252, 3917540), (264, 3739470), (280, 3525786), (308, 3205260), (315, 3134032), (330, 2991576), (336, 2938155), (360, 2742278), (385, 2564208), (396, 2492980), (420, 2350524), (440, 2243682), (462, 2136840), (495, 1994384), (504, 1958770), (528, 1869735), (560, 1762893), (616, 1602630), (630, 1567016), (660, 1495788), (693, 1424560), (720, 1371139), (770, 1282104), (792, 1246490), (840, 1175262), (880, 1121841), (924, 1068420), (990, 997192), (1008, 979385), (1155, 854736), (1232, 801315), (1260, 783508), (1320, 747894), (1386, 712280), (1540, 641052), (1584, 623245), (1680, 587631), (1848, 534210), (1980, 498596), (2310, 427368), (2520, 391754), (2640, 373947), (2772, 356140), (3080, 320526), (3465, 284912), (3696, 267105), (3960, 249298), (4620, 213684), (5040, 195877), (5544, 178070), (6160, 160263), (6930, 142456), (7920, 124649), (9240, 106842), (11088, 89035), (13860, 71228), (17807, 55440), (18480, 53421), (27720, 35614)]