21658863240

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{20611}}^1$

素因数の和:20777

約数の個数: 256

約数和(自身を含む): 83107584000

約数和(自身を除く): 61448720760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 139, 140, 168, 180, 189, 210, 216, 252, 270, 278, 280, 315, 360, 378, 417, 420, 504, 540, 556, 630, 695, 756, 834, 840, 945, 973, 1080, 1112, 1251, 1260, 1390, 1512, 1668, 1890, 1946, 2085, 2502, 2520, 2780, 2919, 3336, 3753, 3780, 3892, 4170, 4865, 5004, 5560, 5838, 6255, 7506, 7560, 7784, 8340, 8757, 9730, 10008, 11676, 12510, 14595, 15012, 16680, 17514, 18765, 19460, 20611, 23352, 25020, 26271, 29190, 30024, 35028, 37530, 38920, 41222, 43785, 50040, 52542, 58380, 61833, 70056, 75060, 82444, 87570, 103055, 105084, 116760, 123666, 131355, 144277, 150120, 164888, 175140, 185499, 206110, 210168, 247332, 262710, 288554, 309165, 350280, 370998, 412220, 432831, 494664, 525420, 556497, 577108, 618330, 721385, 741996, 824440, 865662, 927495, 1050840, 1112994, 1154216, 1236660, 1298493, 1442770, 1483992, 1731324, 1854990, 2164155, 2225988, 2473320, 2596986, 2782485, 2864929, 2885540, 3462648, 3709980, 3895479, 4328310, 4451976, 5193972, 5564970, 5729858, 5771080, 6492465, 7419960, 7790958, 8594787, 8656620, 10387944, 11129940, 11459716, 12984930, 14324645, 15581916, 17189574, 17313240, 19477395, 20054503, 22259880, 22919432, 25784361, 25969860, 28649290, 31163832, 34379148, 38954790, 40109006, 42973935, 51568722, 51939720, 57298580, 60163509, 68758296, 77353083, 77909580, 80218012, 85947870, 100272515, 103137444, 114597160, 120327018, 128921805, 154706166, 155819160, 160436024, 171895740, 180490527, 200545030, 206274888, 240654036, 257843610, 300817545, 309412332, 343791480, 360981054, 386765415, 401090060, 481308072, 515687220, 541471581, 601635090, 618824664, 721962108, 773530830, 802180120, 902452635, 1031374440, 1082943162, 1203270180, 1443924216, 1547061660, 1804905270, 2165886324, 2406540360, 2707357905, 3094123320, 3609810540, 4331772648, 5414715810, 7219621080, 10829431620, 21658863240]

約数ペア:

[(1, 21658863240), (2, 10829431620), (3, 7219621080), (4, 5414715810), (5, 4331772648), (6, 3609810540), (7, 3094123320), (8, 2707357905), (9, 2406540360), (10, 2165886324), (12, 1804905270), (14, 1547061660), (15, 1443924216), (18, 1203270180), (20, 1082943162), (21, 1031374440), (24, 902452635), (27, 802180120), (28, 773530830), (30, 721962108), (35, 618824664), (36, 601635090), (40, 541471581), (42, 515687220), (45, 481308072), (54, 401090060), (56, 386765415), (60, 360981054), (63, 343791480), (70, 309412332), (72, 300817545), (84, 257843610), (90, 240654036), (105, 206274888), (108, 200545030), (120, 180490527), (126, 171895740), (135, 160436024), (139, 155819160), (140, 154706166), (168, 128921805), (180, 120327018), (189, 114597160), (210, 103137444), (216, 100272515), (252, 85947870), (270, 80218012), (278, 77909580), (280, 77353083), (315, 68758296), (360, 60163509), (378, 57298580), (417, 51939720), (420, 51568722), (504, 42973935), (540, 40109006), (556, 38954790), (630, 34379148), (695, 31163832), (756, 28649290), (834, 25969860), (840, 25784361), (945, 22919432), (973, 22259880), (1080, 20054503), (1112, 19477395), (1251, 17313240), (1260, 17189574), (1390, 15581916), (1512, 14324645), (1668, 12984930), (1890, 11459716), (1946, 11129940), (2085, 10387944), (2502, 8656620), (2520, 8594787), (2780, 7790958), (2919, 7419960), (3336, 6492465), (3753, 5771080), (3780, 5729858), (3892, 5564970), (4170, 5193972), (4865, 4451976), (5004, 4328310), (5560, 3895479), (5838, 3709980), (6255, 3462648), (7506, 2885540), (7560, 2864929), (7784, 2782485), (8340, 2596986), (8757, 2473320), (9730, 2225988), (10008, 2164155), (11676, 1854990), (12510, 1731324), (14595, 1483992), (15012, 1442770), (16680, 1298493), (17514, 1236660), (18765, 1154216), (19460, 1112994), (20611, 1050840), (23352, 927495), (25020, 865662), (26271, 824440), (29190, 741996), (30024, 721385), (35028, 618330), (37530, 577108), (38920, 556497), (41222, 525420), (43785, 494664), (50040, 432831), (52542, 412220), (58380, 370998), (61833, 350280), (70056, 309165), (75060, 288554), (82444, 262710), (87570, 247332), (103055, 210168), (105084, 206110), (116760, 185499), (123666, 175140), (131355, 164888), (144277, 150120)]