20803857480

素因数分解:

$2^3\times 3^3\times 5^1\times 7^2\times {\mathrm{281}}^1\times {\mathrm{1399}}^1$

素因数の和:1714

約数の個数: 384

約数和(自身を含む): 81012960000

約数和(自身を除く): 60209102520

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, 49, 54, 56, 60, 63, 70, 72, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 281, 294, 315, 360, 378, 392, 420, 441, 490, 504, 540, 562, 588, 630, 735, 756, 840, 843, 882, 945, 980, 1080, 1124, 1176, 1260, 1323, 1399, 1405, 1470, 1512, 1686, 1764, 1890, 1960, 1967, 2205, 2248, 2520, 2529, 2646, 2798, 2810, 2940, 3372, 3528, 3780, 3934, 4197, 4215, 4410, 5058, 5292, 5596, 5620, 5880, 5901, 6615, 6744, 6995, 7560, 7587, 7868, 8394, 8430, 8820, 9793, 9835, 10116, 10584, 11192, 11240, 11802, 12591, 12645, 13230, 13769, 13990, 15174, 15736, 16788, 16860, 17640, 17703, 19586, 19670, 20232, 20985, 23604, 25182, 25290, 26460, 27538, 27980, 29379, 29505, 30348, 33576, 33720, 35406, 37773, 37935, 39172, 39340, 41307, 41970, 47208, 48965, 50364, 50580, 52920, 53109, 55076, 55960, 58758, 59010, 60696, 62955, 68551, 68845, 70812, 75546, 75870, 78344, 78680, 82614, 83940, 88137, 88515, 97930, 100728, 101160, 106218, 110152, 117516, 118020, 123921, 125910, 137102, 137690, 141624, 146895, 151092, 151740, 165228, 167880, 176274, 177030, 188865, 195860, 205653, 206535, 212436, 235032, 236040, 247842, 251820, 264411, 265545, 274204, 275380, 293790, 302184, 303480, 330456, 342755, 352548, 354060, 371763, 377730, 391720, 393119, 411306, 413070, 424872, 440685, 495684, 503640, 528822, 531090, 548408, 550760, 587580, 616959, 619605, 685510, 705096, 708120, 743526, 755460, 786238, 822612, 826140, 881370, 991368, 1028265, 1057644, 1062180, 1175160, 1179357, 1233918, 1239210, 1322055, 1371020, 1487052, 1510920, 1572476, 1645224, 1652280, 1762740, 1850877, 1858815, 1965595, 2056530, 2115288, 2124360, 2358714, 2467836, 2478420, 2644110, 2742040, 2751833, 2974104, 3084795, 3144952, 3525480, 3538071, 3701754, 3717630, 3931190, 4113060, 4717428, 4935672, 4956840, 5288220, 5503666, 5896785, 6169590, 7076142, 7403508, 7435260, 7862380, 8226120, 8255499, 9254385, 9434856, 10576440, 10614213, 11007332, 11793570, 12339180, 13759165, 14152284, 14807016, 14870520, 15724760, 16510998, 17690355, 18508770, 19262831, 21228426, 22014664, 23587140, 24678360, 24766497, 27518330, 28304568, 33021996, 35380710, 37017540, 38525662, 41277495, 42456852, 47174280, 49532994, 53071065, 55036660, 57788493, 66043992, 70761420, 74035080, 74299491, 77051324, 82554990, 84913704, 96314155, 99065988, 106142130, 110073320, 115576986, 123832485, 141522840, 148598982, 154102648, 165109980, 173365479, 192628310, 198131976, 212284260, 231153972, 247664970, 288942465, 297197964, 330219960, 346730958, 371497455, 385256620, 424568520, 462307944, 495329940, 520096437, 577884930, 594395928, 693461916, 742994910, 770513240, 866827395, 990659880, 1040192874, 1155769860, 1386923832, 1485989820, 1733654790, 2080385748, 2311539720, 2600482185, 2971979640, 3467309580, 4160771496, 5200964370, 6934619160, 10401928740, 20803857480]

約数ペア:

[(1, 20803857480), (2, 10401928740), (3, 6934619160), (4, 5200964370), (5, 4160771496), (6, 3467309580), (7, 2971979640), (8, 2600482185), (9, 2311539720), (10, 2080385748), (12, 1733654790), (14, 1485989820), (15, 1386923832), (18, 1155769860), (20, 1040192874), (21, 990659880), (24, 866827395), (27, 770513240), (28, 742994910), (30, 693461916), (35, 594395928), (36, 577884930), (40, 520096437), (42, 495329940), (45, 462307944), (49, 424568520), (54, 385256620), (56, 371497455), (60, 346730958), (63, 330219960), (70, 297197964), (72, 288942465), (84, 247664970), (90, 231153972), (98, 212284260), (105, 198131976), (108, 192628310), (120, 173365479), (126, 165109980), (135, 154102648), (140, 148598982), (147, 141522840), (168, 123832485), (180, 115576986), (189, 110073320), (196, 106142130), (210, 99065988), (216, 96314155), (245, 84913704), (252, 82554990), (270, 77051324), (280, 74299491), (281, 74035080), (294, 70761420), (315, 66043992), (360, 57788493), (378, 55036660), (392, 53071065), (420, 49532994), (441, 47174280), (490, 42456852), (504, 41277495), (540, 38525662), (562, 37017540), (588, 35380710), (630, 33021996), (735, 28304568), (756, 27518330), (840, 24766497), (843, 24678360), (882, 23587140), (945, 22014664), (980, 21228426), (1080, 19262831), (1124, 18508770), (1176, 17690355), (1260, 16510998), (1323, 15724760), (1399, 14870520), (1405, 14807016), (1470, 14152284), (1512, 13759165), (1686, 12339180), (1764, 11793570), (1890, 11007332), (1960, 10614213), (1967, 10576440), (2205, 9434856), (2248, 9254385), (2520, 8255499), (2529, 8226120), (2646, 7862380), (2798, 7435260), (2810, 7403508), (2940, 7076142), (3372, 6169590), (3528, 5896785), (3780, 5503666), (3934, 5288220), (4197, 4956840), (4215, 4935672), (4410, 4717428), (5058, 4113060), (5292, 3931190), (5596, 3717630), (5620, 3701754), (5880, 3538071), (5901, 3525480), (6615, 3144952), (6744, 3084795), (6995, 2974104), (7560, 2751833), (7587, 2742040), (7868, 2644110), (8394, 2478420), (8430, 2467836), (8820, 2358714), (9793, 2124360), (9835, 2115288), (10116, 2056530), (10584, 1965595), (11192, 1858815), (11240, 1850877), (11802, 1762740), (12591, 1652280), (12645, 1645224), (13230, 1572476), (13769, 1510920), (13990, 1487052), (15174, 1371020), (15736, 1322055), (16788, 1239210), (16860, 1233918), (17640, 1179357), (17703, 1175160), (19586, 1062180), (19670, 1057644), (20232, 1028265), (20985, 991368), (23604, 881370), (25182, 826140), (25290, 822612), (26460, 786238), (27538, 755460), (27980, 743526), (29379, 708120), (29505, 705096), (30348, 685510), (33576, 619605), (33720, 616959), (35406, 587580), (37773, 550760), (37935, 548408), (39172, 531090), (39340, 528822), (41307, 503640), (41970, 495684), (47208, 440685), (48965, 424872), (50364, 413070), (50580, 411306), (52920, 393119), (53109, 391720), (55076, 377730), (55960, 371763), (58758, 354060), (59010, 352548), (60696, 342755), (62955, 330456), (68551, 303480), (68845, 302184), (70812, 293790), (75546, 275380), (75870, 274204), (78344, 265545), (78680, 264411), (82614, 251820), (83940, 247842), (88137, 236040), (88515, 235032), (97930, 212436), (100728, 206535), (101160, 205653), (106218, 195860), (110152, 188865), (117516, 177030), (118020, 176274), (123921, 167880), (125910, 165228), (137102, 151740), (137690, 151092), (141624, 146895)]