20461724640

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{811}}^1\times {\mathrm{2503}}^1$

素因数の和:3342

約数の個数: 288

約数和(自身を含む): 79931045376

約数和(自身を除く): 59469320736

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 811, 840, 1008, 1120, 1260, 1440, 1622, 1680, 2016, 2433, 2503, 2520, 3244, 3360, 4055, 4866, 5006, 5040, 5677, 6488, 7299, 7509, 8110, 9732, 10012, 10080, 11354, 12165, 12515, 12976, 14598, 15018, 16220, 17031, 17521, 19464, 20024, 22527, 22708, 24330, 25030, 25952, 28385, 29196, 30036, 32440, 34062, 35042, 36495, 37545, 38928, 40048, 45054, 45416, 48660, 50060, 51093, 52563, 56770, 58392, 60072, 64880, 68124, 70084, 72990, 75090, 77856, 80096, 85155, 87605, 90108, 90832, 97320, 100120, 102186, 105126, 112635, 113540, 116784, 120144, 129760, 136248, 140168, 145980, 150180, 157689, 170310, 175210, 180216, 181664, 194640, 200240, 204372, 210252, 225270, 227080, 233568, 240288, 255465, 262815, 272496, 280336, 291960, 300360, 315378, 340620, 350420, 360432, 389280, 400480, 408744, 420504, 450540, 454160, 510930, 525630, 544992, 560672, 583920, 600720, 630756, 681240, 700840, 720864, 788445, 817488, 841008, 901080, 908320, 1021860, 1051260, 1167840, 1201440, 1261512, 1362480, 1401680, 1576890, 1634976, 1682016, 1802160, 2029933, 2043720, 2102520, 2523024, 2724960, 2803360, 3153780, 3604320, 4059866, 4087440, 4205040, 5046048, 6089799, 6307560, 8119732, 8174880, 8410080, 10149665, 12179598, 12615120, 14209531, 16239464, 18269397, 20299330, 24359196, 25230240, 28419062, 30448995, 32478928, 36538794, 40598660, 42628593, 48718392, 56838124, 60897990, 64957856, 71047655, 73077588, 81197320, 85257186, 91346985, 97436784, 113676248, 121795980, 127885779, 142095310, 146155176, 162394640, 170514372, 182693970, 194873568, 213142965, 227352496, 243591960, 255771558, 284190620, 292310352, 324789280, 341028744, 365387940, 426285930, 454704992, 487183920, 511543116, 568381240, 584620704, 639428895, 682057488, 730775880, 852571860, 974367840, 1023086232, 1136762480, 1278857790, 1364114976, 1461551760, 1705143720, 2046172464, 2273524960, 2557715580, 2923103520, 3410287440, 4092344928, 5115431160, 6820574880, 10230862320, 20461724640]

約数ペア:

[(1, 20461724640), (2, 10230862320), (3, 6820574880), (4, 5115431160), (5, 4092344928), (6, 3410287440), (7, 2923103520), (8, 2557715580), (9, 2273524960), (10, 2046172464), (12, 1705143720), (14, 1461551760), (15, 1364114976), (16, 1278857790), (18, 1136762480), (20, 1023086232), (21, 974367840), (24, 852571860), (28, 730775880), (30, 682057488), (32, 639428895), (35, 584620704), (36, 568381240), (40, 511543116), (42, 487183920), (45, 454704992), (48, 426285930), (56, 365387940), (60, 341028744), (63, 324789280), (70, 292310352), (72, 284190620), (80, 255771558), (84, 243591960), (90, 227352496), (96, 213142965), (105, 194873568), (112, 182693970), (120, 170514372), (126, 162394640), (140, 146155176), (144, 142095310), (160, 127885779), (168, 121795980), (180, 113676248), (210, 97436784), (224, 91346985), (240, 85257186), (252, 81197320), (280, 73077588), (288, 71047655), (315, 64957856), (336, 60897990), (360, 56838124), (420, 48718392), (480, 42628593), (504, 40598660), (560, 36538794), (630, 32478928), (672, 30448995), (720, 28419062), (811, 25230240), (840, 24359196), (1008, 20299330), (1120, 18269397), (1260, 16239464), (1440, 14209531), (1622, 12615120), (1680, 12179598), (2016, 10149665), (2433, 8410080), (2503, 8174880), (2520, 8119732), (3244, 6307560), (3360, 6089799), (4055, 5046048), (4866, 4205040), (5006, 4087440), (5040, 4059866), (5677, 3604320), (6488, 3153780), (7299, 2803360), (7509, 2724960), (8110, 2523024), (9732, 2102520), (10012, 2043720), (10080, 2029933), (11354, 1802160), (12165, 1682016), (12515, 1634976), (12976, 1576890), (14598, 1401680), (15018, 1362480), (16220, 1261512), (17031, 1201440), (17521, 1167840), (19464, 1051260), (20024, 1021860), (22527, 908320), (22708, 901080), (24330, 841008), (25030, 817488), (25952, 788445), (28385, 720864), (29196, 700840), (30036, 681240), (32440, 630756), (34062, 600720), (35042, 583920), (36495, 560672), (37545, 544992), (38928, 525630), (40048, 510930), (45054, 454160), (45416, 450540), (48660, 420504), (50060, 408744), (51093, 400480), (52563, 389280), (56770, 360432), (58392, 350420), (60072, 340620), (64880, 315378), (68124, 300360), (70084, 291960), (72990, 280336), (75090, 272496), (77856, 262815), (80096, 255465), (85155, 240288), (87605, 233568), (90108, 227080), (90832, 225270), (97320, 210252), (100120, 204372), (102186, 200240), (105126, 194640), (112635, 181664), (113540, 180216), (116784, 175210), (120144, 170310), (129760, 157689), (136248, 150180), (140168, 145980)]