20541867840

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{182887}}^1$

素因数の和:182926

約数の個数: 224

約数和(自身を含む): 78041967360

約数和(自身を除く): 57500099520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 180, 192, 195, 208, 216, 234, 240, 260, 270, 288, 312, 320, 351, 360, 390, 416, 432, 468, 480, 520, 540, 576, 585, 624, 702, 720, 780, 832, 864, 936, 960, 1040, 1080, 1170, 1248, 1404, 1440, 1560, 1728, 1755, 1872, 2080, 2160, 2340, 2496, 2808, 2880, 3120, 3510, 3744, 4160, 4320, 4680, 5616, 6240, 7020, 7488, 8640, 9360, 11232, 12480, 14040, 18720, 22464, 28080, 37440, 56160, 112320, 182887, 365774, 548661, 731548, 914435, 1097322, 1463096, 1645983, 1828870, 2194644, 2377531, 2743305, 2926192, 3291966, 3657740, 4389288, 4755062, 4937949, 5486610, 5852384, 6583932, 7132593, 7315480, 8229915, 8778576, 9510124, 9875898, 10973220, 11704768, 11887655, 13167864, 14265186, 14630960, 16459830, 17557152, 19020248, 19751796, 21397779, 21946440, 23775310, 24689745, 26335728, 28530372, 29261920, 32919660, 35114304, 35662965, 38040496, 39503592, 42795558, 43892880, 47550620, 49379490, 52671456, 57060744, 58523840, 64193337, 65839320, 71325930, 76080992, 79007184, 85591116, 87785760, 95101240, 98758980, 105342912, 106988895, 114121488, 128386674, 131678640, 142651860, 152161984, 158014368, 171182232, 175571520, 190202480, 197517960, 213977790, 228242976, 256773348, 263357280, 285303720, 316028736, 320966685, 342364464, 380404960, 395035920, 427955580, 456485952, 513546696, 526714560, 570607440, 641933370, 684728928, 760809920, 790071840, 855911160, 1027093392, 1141214880, 1283866740, 1369457856, 1580143680, 1711822320, 2054186784, 2282429760, 2567733480, 3423644640, 4108373568, 5135466960, 6847289280, 10270933920, 20541867840]

約数ペア:

[(1, 20541867840), (2, 10270933920), (3, 6847289280), (4, 5135466960), (5, 4108373568), (6, 3423644640), (8, 2567733480), (9, 2282429760), (10, 2054186784), (12, 1711822320), (13, 1580143680), (15, 1369457856), (16, 1283866740), (18, 1141214880), (20, 1027093392), (24, 855911160), (26, 790071840), (27, 760809920), (30, 684728928), (32, 641933370), (36, 570607440), (39, 526714560), (40, 513546696), (45, 456485952), (48, 427955580), (52, 395035920), (54, 380404960), (60, 342364464), (64, 320966685), (65, 316028736), (72, 285303720), (78, 263357280), (80, 256773348), (90, 228242976), (96, 213977790), (104, 197517960), (108, 190202480), (117, 175571520), (120, 171182232), (130, 158014368), (135, 152161984), (144, 142651860), (156, 131678640), (160, 128386674), (180, 114121488), (192, 106988895), (195, 105342912), (208, 98758980), (216, 95101240), (234, 87785760), (240, 85591116), (260, 79007184), (270, 76080992), (288, 71325930), (312, 65839320), (320, 64193337), (351, 58523840), (360, 57060744), (390, 52671456), (416, 49379490), (432, 47550620), (468, 43892880), (480, 42795558), (520, 39503592), (540, 38040496), (576, 35662965), (585, 35114304), (624, 32919660), (702, 29261920), (720, 28530372), (780, 26335728), (832, 24689745), (864, 23775310), (936, 21946440), (960, 21397779), (1040, 19751796), (1080, 19020248), (1170, 17557152), (1248, 16459830), (1404, 14630960), (1440, 14265186), (1560, 13167864), (1728, 11887655), (1755, 11704768), (1872, 10973220), (2080, 9875898), (2160, 9510124), (2340, 8778576), (2496, 8229915), (2808, 7315480), (2880, 7132593), (3120, 6583932), (3510, 5852384), (3744, 5486610), (4160, 4937949), (4320, 4755062), (4680, 4389288), (5616, 3657740), (6240, 3291966), (7020, 2926192), (7488, 2743305), (8640, 2377531), (9360, 2194644), (11232, 1828870), (12480, 1645983), (14040, 1463096), (18720, 1097322), (22464, 914435), (28080, 731548), (37440, 548661), (56160, 365774), (112320, 182887)]