21025969440

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{17431}}^1$

素因数の和:17815

約数の個数: 192

約数和(自身を含む): 75908689920

約数和(自身を除く): 54882720480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 359, 420, 480, 560, 672, 718, 840, 1077, 1120, 1436, 1680, 1795, 2154, 2513, 2872, 3360, 3590, 4308, 5026, 5385, 5744, 7180, 7539, 8616, 10052, 10770, 11488, 12565, 14360, 15078, 17232, 17431, 20104, 21540, 25130, 28720, 30156, 34464, 34862, 37695, 40208, 43080, 50260, 52293, 57440, 60312, 69724, 75390, 80416, 86160, 87155, 100520, 104586, 120624, 122017, 139448, 150780, 172320, 174310, 201040, 209172, 241248, 244034, 261465, 278896, 301560, 348620, 366051, 402080, 418344, 488068, 522930, 557792, 603120, 610085, 697240, 732102, 836688, 976136, 1045860, 1206240, 1220170, 1394480, 1464204, 1673376, 1830255, 1952272, 2091720, 2440340, 2788960, 2928408, 3660510, 3904544, 4183440, 4880680, 5856816, 6257729, 7321020, 8366880, 9761360, 11713632, 12515458, 14642040, 18773187, 19522720, 25030916, 29284080, 31288645, 37546374, 43804103, 50061832, 58568160, 62577290, 75092748, 87608206, 93865935, 100123664, 125154580, 131412309, 150185496, 175216412, 187731870, 200247328, 219020515, 250309160, 262824618, 300370992, 350432824, 375463740, 438041030, 500618320, 525649236, 600741984, 657061545, 700865648, 750927480, 876082060, 1001236640, 1051298472, 1314123090, 1401731296, 1501854960, 1752164120, 2102596944, 2628246180, 3003709920, 3504328240, 4205193888, 5256492360, 7008656480, 10512984720, 21025969440]

約数ペア:

[(1, 21025969440), (2, 10512984720), (3, 7008656480), (4, 5256492360), (5, 4205193888), (6, 3504328240), (7, 3003709920), (8, 2628246180), (10, 2102596944), (12, 1752164120), (14, 1501854960), (15, 1401731296), (16, 1314123090), (20, 1051298472), (21, 1001236640), (24, 876082060), (28, 750927480), (30, 700865648), (32, 657061545), (35, 600741984), (40, 525649236), (42, 500618320), (48, 438041030), (56, 375463740), (60, 350432824), (70, 300370992), (80, 262824618), (84, 250309160), (96, 219020515), (105, 200247328), (112, 187731870), (120, 175216412), (140, 150185496), (160, 131412309), (168, 125154580), (210, 100123664), (224, 93865935), (240, 87608206), (280, 75092748), (336, 62577290), (359, 58568160), (420, 50061832), (480, 43804103), (560, 37546374), (672, 31288645), (718, 29284080), (840, 25030916), (1077, 19522720), (1120, 18773187), (1436, 14642040), (1680, 12515458), (1795, 11713632), (2154, 9761360), (2513, 8366880), (2872, 7321020), (3360, 6257729), (3590, 5856816), (4308, 4880680), (5026, 4183440), (5385, 3904544), (5744, 3660510), (7180, 2928408), (7539, 2788960), (8616, 2440340), (10052, 2091720), (10770, 1952272), (11488, 1830255), (12565, 1673376), (14360, 1464204), (15078, 1394480), (17232, 1220170), (17431, 1206240), (20104, 1045860), (21540, 976136), (25130, 836688), (28720, 732102), (30156, 697240), (34464, 610085), (34862, 603120), (37695, 557792), (40208, 522930), (43080, 488068), (50260, 418344), (52293, 402080), (57440, 366051), (60312, 348620), (69724, 301560), (75390, 278896), (80416, 261465), (86160, 244034), (87155, 241248), (100520, 209172), (104586, 201040), (120624, 174310), (122017, 172320), (139448, 150780)]