2821042080

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1997}}^1$

素因数の和:2133

約数の個数: 240

約数和(自身を含む): 10052297640

約数和(自身を除く): 7231255560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 109, 120, 135, 144, 160, 162, 180, 216, 218, 240, 270, 288, 324, 327, 360, 405, 432, 436, 480, 540, 545, 648, 654, 720, 810, 864, 872, 981, 1080, 1090, 1296, 1308, 1440, 1620, 1635, 1744, 1962, 1997, 2160, 2180, 2592, 2616, 2943, 3240, 3270, 3488, 3924, 3994, 4320, 4360, 4905, 5232, 5886, 5991, 6480, 6540, 7848, 7988, 8720, 8829, 9810, 9985, 10464, 11772, 11982, 12960, 13080, 14715, 15696, 15976, 17440, 17658, 17973, 19620, 19970, 23544, 23964, 26160, 29430, 29955, 31392, 31952, 35316, 35946, 39240, 39940, 44145, 47088, 47928, 52320, 53919, 58860, 59910, 63904, 70632, 71892, 78480, 79880, 88290, 89865, 94176, 95856, 107838, 117720, 119820, 141264, 143784, 156960, 159760, 161757, 176580, 179730, 191712, 215676, 217673, 235440, 239640, 269595, 282528, 287568, 319520, 323514, 353160, 359460, 431352, 435346, 470880, 479280, 539190, 575136, 647028, 653019, 706320, 718920, 808785, 862704, 870692, 958560, 1078380, 1088365, 1294056, 1306038, 1412640, 1437840, 1617570, 1725408, 1741384, 1959057, 2156760, 2176730, 2588112, 2612076, 2875680, 3235140, 3265095, 3482768, 3918114, 4313520, 4353460, 5176224, 5224152, 5877171, 6470280, 6530190, 6965536, 7836228, 8627040, 8706920, 9795285, 10448304, 11754342, 12940560, 13060380, 15672456, 17413840, 17631513, 19590570, 20896608, 23508684, 25881120, 26120760, 29385855, 31344912, 34827680, 35263026, 39181140, 47017368, 52241520, 58771710, 62689824, 70526052, 78362280, 88157565, 94034736, 104483040, 117543420, 141052104, 156724560, 176315130, 188069472, 235086840, 282104208, 313449120, 352630260, 470173680, 564208416, 705260520, 940347360, 1410521040, 2821042080]

約数ペア:

[(1, 2821042080), (2, 1410521040), (3, 940347360), (4, 705260520), (5, 564208416), (6, 470173680), (8, 352630260), (9, 313449120), (10, 282104208), (12, 235086840), (15, 188069472), (16, 176315130), (18, 156724560), (20, 141052104), (24, 117543420), (27, 104483040), (30, 94034736), (32, 88157565), (36, 78362280), (40, 70526052), (45, 62689824), (48, 58771710), (54, 52241520), (60, 47017368), (72, 39181140), (80, 35263026), (81, 34827680), (90, 31344912), (96, 29385855), (108, 26120760), (109, 25881120), (120, 23508684), (135, 20896608), (144, 19590570), (160, 17631513), (162, 17413840), (180, 15672456), (216, 13060380), (218, 12940560), (240, 11754342), (270, 10448304), (288, 9795285), (324, 8706920), (327, 8627040), (360, 7836228), (405, 6965536), (432, 6530190), (436, 6470280), (480, 5877171), (540, 5224152), (545, 5176224), (648, 4353460), (654, 4313520), (720, 3918114), (810, 3482768), (864, 3265095), (872, 3235140), (981, 2875680), (1080, 2612076), (1090, 2588112), (1296, 2176730), (1308, 2156760), (1440, 1959057), (1620, 1741384), (1635, 1725408), (1744, 1617570), (1962, 1437840), (1997, 1412640), (2160, 1306038), (2180, 1294056), (2592, 1088365), (2616, 1078380), (2943, 958560), (3240, 870692), (3270, 862704), (3488, 808785), (3924, 718920), (3994, 706320), (4320, 653019), (4360, 647028), (4905, 575136), (5232, 539190), (5886, 479280), (5991, 470880), (6480, 435346), (6540, 431352), (7848, 359460), (7988, 353160), (8720, 323514), (8829, 319520), (9810, 287568), (9985, 282528), (10464, 269595), (11772, 239640), (11982, 235440), (12960, 217673), (13080, 215676), (14715, 191712), (15696, 179730), (15976, 176580), (17440, 161757), (17658, 159760), (17973, 156960), (19620, 143784), (19970, 141264), (23544, 119820), (23964, 117720), (26160, 107838), (29430, 95856), (29955, 94176), (31392, 89865), (31952, 88290), (35316, 79880), (35946, 78480), (39240, 71892), (39940, 70632), (44145, 63904), (47088, 59910), (47928, 58860), (52320, 53919)]