990829440

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{179}}^1$

素因数の和:266

約数の個数: 288

約数和(自身を含む): 3555138600

約数和(自身を除く): 2564309160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 128, 144, 155, 160, 179, 180, 186, 192, 240, 248, 279, 288, 310, 320, 358, 360, 372, 384, 465, 480, 496, 537, 558, 576, 620, 640, 716, 720, 744, 895, 930, 960, 961, 992, 1074, 1116, 1152, 1240, 1395, 1432, 1440, 1488, 1611, 1790, 1860, 1920, 1922, 1984, 2148, 2232, 2480, 2685, 2790, 2864, 2880, 2883, 2976, 3222, 3580, 3720, 3844, 3968, 4296, 4464, 4805, 4960, 5370, 5549, 5580, 5728, 5760, 5766, 5952, 6444, 7160, 7440, 7688, 8055, 8592, 8649, 8928, 9610, 9920, 10740, 11098, 11160, 11456, 11532, 11904, 12888, 14320, 14415, 14880, 15376, 16110, 16647, 17184, 17298, 17856, 19220, 19840, 21480, 22196, 22320, 22912, 23064, 25776, 27745, 28640, 28830, 29760, 30752, 32220, 33294, 34368, 34596, 35712, 38440, 42960, 43245, 44392, 44640, 46128, 49941, 51552, 55490, 57280, 57660, 59520, 61504, 64440, 66588, 68736, 69192, 76880, 83235, 85920, 86490, 88784, 89280, 92256, 99882, 103104, 110980, 114560, 115320, 123008, 128880, 133176, 138384, 153760, 166470, 171840, 172019, 172980, 177568, 178560, 184512, 199764, 206208, 221960, 230640, 249705, 257760, 266352, 276768, 307520, 332940, 343680, 344038, 345960, 355136, 369024, 399528, 443920, 461280, 499410, 515520, 516057, 532704, 553536, 615040, 665880, 688076, 691920, 710272, 799056, 860095, 887840, 922560, 998820, 1031040, 1032114, 1065408, 1107072, 1331760, 1376152, 1383840, 1548171, 1598112, 1720190, 1775680, 1845120, 1997640, 2064228, 2130816, 2580285, 2663520, 2752304, 2767680, 3096342, 3196224, 3440380, 3551360, 3995280, 4128456, 5160570, 5327040, 5504608, 5535360, 6192684, 6392448, 6880760, 7740855, 7990560, 8256912, 10321140, 10654080, 11009216, 12385368, 13761520, 15481710, 15981120, 16513824, 20642280, 22018432, 24770736, 27523040, 30963420, 31962240, 33027648, 41284560, 49541472, 55046080, 61926840, 66055296, 82569120, 99082944, 110092160, 123853680, 165138240, 198165888, 247707360, 330276480, 495414720, 990829440]

約数ペア:

[(1, 990829440), (2, 495414720), (3, 330276480), (4, 247707360), (5, 198165888), (6, 165138240), (8, 123853680), (9, 110092160), (10, 99082944), (12, 82569120), (15, 66055296), (16, 61926840), (18, 55046080), (20, 49541472), (24, 41284560), (30, 33027648), (31, 31962240), (32, 30963420), (36, 27523040), (40, 24770736), (45, 22018432), (48, 20642280), (60, 16513824), (62, 15981120), (64, 15481710), (72, 13761520), (80, 12385368), (90, 11009216), (93, 10654080), (96, 10321140), (120, 8256912), (124, 7990560), (128, 7740855), (144, 6880760), (155, 6392448), (160, 6192684), (179, 5535360), (180, 5504608), (186, 5327040), (192, 5160570), (240, 4128456), (248, 3995280), (279, 3551360), (288, 3440380), (310, 3196224), (320, 3096342), (358, 2767680), (360, 2752304), (372, 2663520), (384, 2580285), (465, 2130816), (480, 2064228), (496, 1997640), (537, 1845120), (558, 1775680), (576, 1720190), (620, 1598112), (640, 1548171), (716, 1383840), (720, 1376152), (744, 1331760), (895, 1107072), (930, 1065408), (960, 1032114), (961, 1031040), (992, 998820), (1074, 922560), (1116, 887840), (1152, 860095), (1240, 799056), (1395, 710272), (1432, 691920), (1440, 688076), (1488, 665880), (1611, 615040), (1790, 553536), (1860, 532704), (1920, 516057), (1922, 515520), (1984, 499410), (2148, 461280), (2232, 443920), (2480, 399528), (2685, 369024), (2790, 355136), (2864, 345960), (2880, 344038), (2883, 343680), (2976, 332940), (3222, 307520), (3580, 276768), (3720, 266352), (3844, 257760), (3968, 249705), (4296, 230640), (4464, 221960), (4805, 206208), (4960, 199764), (5370, 184512), (5549, 178560), (5580, 177568), (5728, 172980), (5760, 172019), (5766, 171840), (5952, 166470), (6444, 153760), (7160, 138384), (7440, 133176), (7688, 128880), (8055, 123008), (8592, 115320), (8649, 114560), (8928, 110980), (9610, 103104), (9920, 99882), (10740, 92256), (11098, 89280), (11160, 88784), (11456, 86490), (11532, 85920), (11904, 83235), (12888, 76880), (14320, 69192), (14415, 68736), (14880, 66588), (15376, 64440), (16110, 61504), (16647, 59520), (17184, 57660), (17298, 57280), (17856, 55490), (19220, 51552), (19840, 49941), (21480, 46128), (22196, 44640), (22320, 44392), (22912, 43245), (23064, 42960), (25776, 38440), (27745, 35712), (28640, 34596), (28830, 34368), (29760, 33294), (30752, 32220)]