28908000

素因数分解:

$2^5\times 3^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{73}}^1$

素因数の和:115

約数の個数: 288

約数和(自身を含む): 113454432

約数和(自身を除く): 84546432

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 25, 30, 32, 33, 36, 40, 44, 45, 48, 50, 55, 60, 66, 72, 73, 75, 80, 88, 90, 96, 99, 100, 110, 120, 125, 132, 144, 146, 150, 160, 165, 176, 180, 198, 200, 219, 220, 225, 240, 250, 264, 275, 288, 292, 300, 330, 352, 360, 365, 375, 396, 400, 438, 440, 450, 480, 495, 500, 528, 550, 584, 600, 657, 660, 720, 730, 750, 792, 800, 803, 825, 876, 880, 900, 990, 1000, 1056, 1095, 1100, 1125, 1168, 1200, 1314, 1320, 1375, 1440, 1460, 1500, 1584, 1606, 1650, 1752, 1760, 1800, 1825, 1980, 2000, 2190, 2200, 2250, 2336, 2400, 2409, 2475, 2628, 2640, 2750, 2920, 3000, 3168, 3212, 3285, 3300, 3504, 3600, 3650, 3960, 4000, 4015, 4125, 4380, 4400, 4500, 4818, 4950, 5256, 5280, 5475, 5500, 5840, 6000, 6424, 6570, 6600, 7008, 7200, 7227, 7300, 7920, 8030, 8250, 8760, 8800, 9000, 9125, 9636, 9900, 10512, 10950, 11000, 11680, 12000, 12045, 12375, 12848, 13140, 13200, 14454, 14600, 15840, 16060, 16425, 16500, 17520, 18000, 18250, 19272, 19800, 20075, 21024, 21900, 22000, 24090, 24750, 25696, 26280, 26400, 27375, 28908, 29200, 32120, 32850, 33000, 35040, 36000, 36135, 36500, 38544, 39600, 40150, 43800, 44000, 48180, 49500, 52560, 54750, 57816, 58400, 60225, 64240, 65700, 66000, 72270, 73000, 77088, 79200, 80300, 82125, 87600, 96360, 99000, 100375, 105120, 109500, 115632, 120450, 128480, 131400, 132000, 144540, 146000, 160600, 164250, 175200, 180675, 192720, 198000, 200750, 219000, 231264, 240900, 262800, 289080, 292000, 301125, 321200, 328500, 361350, 385440, 396000, 401500, 438000, 481800, 525600, 578160, 602250, 642400, 657000, 722700, 803000, 876000, 903375, 963600, 1156320, 1204500, 1314000, 1445400, 1606000, 1806750, 1927200, 2409000, 2628000, 2890800, 3212000, 3613500, 4818000, 5781600, 7227000, 9636000, 14454000, 28908000]

約数ペア:

[(1, 28908000), (2, 14454000), (3, 9636000), (4, 7227000), (5, 5781600), (6, 4818000), (8, 3613500), (9, 3212000), (10, 2890800), (11, 2628000), (12, 2409000), (15, 1927200), (16, 1806750), (18, 1606000), (20, 1445400), (22, 1314000), (24, 1204500), (25, 1156320), (30, 963600), (32, 903375), (33, 876000), (36, 803000), (40, 722700), (44, 657000), (45, 642400), (48, 602250), (50, 578160), (55, 525600), (60, 481800), (66, 438000), (72, 401500), (73, 396000), (75, 385440), (80, 361350), (88, 328500), (90, 321200), (96, 301125), (99, 292000), (100, 289080), (110, 262800), (120, 240900), (125, 231264), (132, 219000), (144, 200750), (146, 198000), (150, 192720), (160, 180675), (165, 175200), (176, 164250), (180, 160600), (198, 146000), (200, 144540), (219, 132000), (220, 131400), (225, 128480), (240, 120450), (250, 115632), (264, 109500), (275, 105120), (288, 100375), (292, 99000), (300, 96360), (330, 87600), (352, 82125), (360, 80300), (365, 79200), (375, 77088), (396, 73000), (400, 72270), (438, 66000), (440, 65700), (450, 64240), (480, 60225), (495, 58400), (500, 57816), (528, 54750), (550, 52560), (584, 49500), (600, 48180), (657, 44000), (660, 43800), (720, 40150), (730, 39600), (750, 38544), (792, 36500), (800, 36135), (803, 36000), (825, 35040), (876, 33000), (880, 32850), (900, 32120), (990, 29200), (1000, 28908), (1056, 27375), (1095, 26400), (1100, 26280), (1125, 25696), (1168, 24750), (1200, 24090), (1314, 22000), (1320, 21900), (1375, 21024), (1440, 20075), (1460, 19800), (1500, 19272), (1584, 18250), (1606, 18000), (1650, 17520), (1752, 16500), (1760, 16425), (1800, 16060), (1825, 15840), (1980, 14600), (2000, 14454), (2190, 13200), (2200, 13140), (2250, 12848), (2336, 12375), (2400, 12045), (2409, 12000), (2475, 11680), (2628, 11000), (2640, 10950), (2750, 10512), (2920, 9900), (3000, 9636), (3168, 9125), (3212, 9000), (3285, 8800), (3300, 8760), (3504, 8250), (3600, 8030), (3650, 7920), (3960, 7300), (4000, 7227), (4015, 7200), (4125, 7008), (4380, 6600), (4400, 6570), (4500, 6424), (4818, 6000), (4950, 5840), (5256, 5500), (5280, 5475)]