20556095280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{173}}^1\times {\mathrm{661}}^1$

素因数の和:964

約数の個数: 320

約数和(自身を含む): 74044689408

約数和(自身を除く): 53488594128

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 107, 112, 120, 140, 168, 173, 210, 214, 240, 280, 321, 336, 346, 420, 428, 519, 535, 560, 642, 661, 692, 749, 840, 856, 865, 1038, 1070, 1211, 1284, 1322, 1384, 1498, 1605, 1680, 1712, 1730, 1983, 2076, 2140, 2247, 2422, 2568, 2595, 2644, 2768, 2996, 3210, 3305, 3460, 3633, 3745, 3966, 4152, 4280, 4494, 4627, 4844, 5136, 5190, 5288, 5992, 6055, 6420, 6610, 6920, 7266, 7490, 7932, 8304, 8560, 8988, 9254, 9688, 9915, 10380, 10576, 11235, 11984, 12110, 12840, 13220, 13840, 13881, 14532, 14980, 15864, 17976, 18165, 18508, 18511, 19376, 19830, 20760, 22470, 23135, 24220, 25680, 26440, 27762, 29064, 29960, 31728, 35952, 36330, 37016, 37022, 39660, 41520, 44940, 46270, 48440, 52880, 55524, 55533, 58128, 59920, 69405, 70727, 72660, 74032, 74044, 79320, 89880, 92540, 92555, 96880, 111048, 111066, 114353, 129577, 138810, 141454, 145320, 148088, 158640, 179760, 185080, 185110, 212181, 222096, 222132, 228706, 259154, 277620, 277665, 282908, 290640, 296176, 343059, 353635, 370160, 370220, 388731, 424362, 444264, 457412, 495089, 518308, 555240, 555330, 565816, 571765, 647885, 686118, 707270, 740440, 777462, 800471, 848724, 888528, 914824, 990178, 1036616, 1060905, 1110480, 1110660, 1131632, 1143530, 1295770, 1372236, 1414540, 1480880, 1485267, 1554924, 1600942, 1697448, 1715295, 1829648, 1943655, 1980356, 2073232, 2121810, 2221320, 2287060, 2401413, 2475445, 2591540, 2744472, 2829080, 2970534, 3109848, 3201884, 3394896, 3430590, 3887310, 3960712, 4002355, 4243620, 4442640, 4574120, 4802826, 4950890, 5183080, 5488944, 5658160, 5941068, 6219696, 6403768, 6861180, 7426335, 7774620, 7921424, 8004710, 8487240, 9148240, 9605652, 9901780, 10366160, 11882136, 12007065, 12235771, 12807536, 13722360, 14852670, 15549240, 16009420, 16974480, 19211304, 19803560, 23764272, 24014130, 24471542, 27444720, 29705340, 31098480, 32018840, 36707313, 38422608, 39607120, 48028260, 48943084, 59410680, 61178855, 64037680, 73414626, 85650397, 96056520, 97886168, 118821360, 122357710, 146829252, 171300794, 183536565, 192113040, 195772336, 244715420, 256951191, 293658504, 342601588, 367073130, 428251985, 489430840, 513902382, 587317008, 685203176, 734146260, 856503970, 978861680, 1027804764, 1284755955, 1370406352, 1468292520, 1713007940, 2055609528, 2569511910, 2936585040, 3426015880, 4111219056, 5139023820, 6852031760, 10278047640, 20556095280]

約数ペア:

[(1, 20556095280), (2, 10278047640), (3, 6852031760), (4, 5139023820), (5, 4111219056), (6, 3426015880), (7, 2936585040), (8, 2569511910), (10, 2055609528), (12, 1713007940), (14, 1468292520), (15, 1370406352), (16, 1284755955), (20, 1027804764), (21, 978861680), (24, 856503970), (28, 734146260), (30, 685203176), (35, 587317008), (40, 513902382), (42, 489430840), (48, 428251985), (56, 367073130), (60, 342601588), (70, 293658504), (80, 256951191), (84, 244715420), (105, 195772336), (107, 192113040), (112, 183536565), (120, 171300794), (140, 146829252), (168, 122357710), (173, 118821360), (210, 97886168), (214, 96056520), (240, 85650397), (280, 73414626), (321, 64037680), (336, 61178855), (346, 59410680), (420, 48943084), (428, 48028260), (519, 39607120), (535, 38422608), (560, 36707313), (642, 32018840), (661, 31098480), (692, 29705340), (749, 27444720), (840, 24471542), (856, 24014130), (865, 23764272), (1038, 19803560), (1070, 19211304), (1211, 16974480), (1284, 16009420), (1322, 15549240), (1384, 14852670), (1498, 13722360), (1605, 12807536), (1680, 12235771), (1712, 12007065), (1730, 11882136), (1983, 10366160), (2076, 9901780), (2140, 9605652), (2247, 9148240), (2422, 8487240), (2568, 8004710), (2595, 7921424), (2644, 7774620), (2768, 7426335), (2996, 6861180), (3210, 6403768), (3305, 6219696), (3460, 5941068), (3633, 5658160), (3745, 5488944), (3966, 5183080), (4152, 4950890), (4280, 4802826), (4494, 4574120), (4627, 4442640), (4844, 4243620), (5136, 4002355), (5190, 3960712), (5288, 3887310), (5992, 3430590), (6055, 3394896), (6420, 3201884), (6610, 3109848), (6920, 2970534), (7266, 2829080), (7490, 2744472), (7932, 2591540), (8304, 2475445), (8560, 2401413), (8988, 2287060), (9254, 2221320), (9688, 2121810), (9915, 2073232), (10380, 1980356), (10576, 1943655), (11235, 1829648), (11984, 1715295), (12110, 1697448), (12840, 1600942), (13220, 1554924), (13840, 1485267), (13881, 1480880), (14532, 1414540), (14980, 1372236), (15864, 1295770), (17976, 1143530), (18165, 1131632), (18508, 1110660), (18511, 1110480), (19376, 1060905), (19830, 1036616), (20760, 990178), (22470, 914824), (23135, 888528), (24220, 848724), (25680, 800471), (26440, 777462), (27762, 740440), (29064, 707270), (29960, 686118), (31728, 647885), (35952, 571765), (36330, 565816), (37016, 555330), (37022, 555240), (39660, 518308), (41520, 495089), (44940, 457412), (46270, 444264), (48440, 424362), (52880, 388731), (55524, 370220), (55533, 370160), (58128, 353635), (59920, 343059), (69405, 296176), (70727, 290640), (72660, 282908), (74032, 277665), (74044, 277620), (79320, 259154), (89880, 228706), (92540, 222132), (92555, 222096), (96880, 212181), (111048, 185110), (111066, 185080), (114353, 179760), (129577, 158640), (138810, 148088), (141454, 145320)]