20126421210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{21767}}^1$

素因数の和:21845

約数の個数: 192

約数和(自身を含む): 61105736448

約数和(自身を除く): 40979315238

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 37, 42, 49, 51, 70, 74, 85, 98, 102, 105, 111, 119, 147, 170, 185, 210, 222, 238, 245, 255, 259, 294, 357, 370, 490, 510, 518, 555, 595, 629, 714, 735, 777, 833, 1110, 1190, 1258, 1295, 1470, 1554, 1666, 1785, 1813, 1887, 2499, 2590, 3145, 3570, 3626, 3774, 3885, 4165, 4403, 4998, 5439, 6290, 7770, 8330, 8806, 9065, 9435, 10878, 12495, 13209, 18130, 18870, 21767, 22015, 24990, 26418, 27195, 30821, 43534, 44030, 54390, 61642, 65301, 66045, 92463, 108835, 130602, 132090, 152369, 154105, 184926, 217670, 304738, 308210, 326505, 370039, 457107, 462315, 653010, 740078, 761845, 805379, 914214, 924630, 1066583, 1110117, 1523690, 1610758, 1850195, 2133166, 2220234, 2285535, 2416137, 2590273, 3199749, 3700390, 4026895, 4571070, 4832274, 5180546, 5332915, 5550585, 5637653, 6399498, 7770819, 8053790, 10665830, 11101170, 11275306, 12080685, 12951365, 13691443, 15541638, 15998745, 16912959, 18131911, 24161370, 25902730, 27382886, 28188265, 31997490, 33825918, 36263822, 38854095, 39463571, 41074329, 54395733, 56376530, 68457215, 77708190, 78927142, 82148658, 84564795, 90659555, 95840101, 108791466, 118390713, 136914430, 169129590, 181319110, 191680202, 197317855, 205371645, 236781426, 271978665, 287520303, 394635710, 410743290, 479200505, 543957330, 575040606, 591953565, 670880707, 958401010, 1183907130, 1341761414, 1437601515, 2012642121, 2875203030, 3354403535, 4025284242, 6708807070, 10063210605, 20126421210]

約数ペア:

[(1, 20126421210), (2, 10063210605), (3, 6708807070), (5, 4025284242), (6, 3354403535), (7, 2875203030), (10, 2012642121), (14, 1437601515), (15, 1341761414), (17, 1183907130), (21, 958401010), (30, 670880707), (34, 591953565), (35, 575040606), (37, 543957330), (42, 479200505), (49, 410743290), (51, 394635710), (70, 287520303), (74, 271978665), (85, 236781426), (98, 205371645), (102, 197317855), (105, 191680202), (111, 181319110), (119, 169129590), (147, 136914430), (170, 118390713), (185, 108791466), (210, 95840101), (222, 90659555), (238, 84564795), (245, 82148658), (255, 78927142), (259, 77708190), (294, 68457215), (357, 56376530), (370, 54395733), (490, 41074329), (510, 39463571), (518, 38854095), (555, 36263822), (595, 33825918), (629, 31997490), (714, 28188265), (735, 27382886), (777, 25902730), (833, 24161370), (1110, 18131911), (1190, 16912959), (1258, 15998745), (1295, 15541638), (1470, 13691443), (1554, 12951365), (1666, 12080685), (1785, 11275306), (1813, 11101170), (1887, 10665830), (2499, 8053790), (2590, 7770819), (3145, 6399498), (3570, 5637653), (3626, 5550585), (3774, 5332915), (3885, 5180546), (4165, 4832274), (4403, 4571070), (4998, 4026895), (5439, 3700390), (6290, 3199749), (7770, 2590273), (8330, 2416137), (8806, 2285535), (9065, 2220234), (9435, 2133166), (10878, 1850195), (12495, 1610758), (13209, 1523690), (18130, 1110117), (18870, 1066583), (21767, 924630), (22015, 914214), (24990, 805379), (26418, 761845), (27195, 740078), (30821, 653010), (43534, 462315), (44030, 457107), (54390, 370039), (61642, 326505), (65301, 308210), (66045, 304738), (92463, 217670), (108835, 184926), (130602, 154105), (132090, 152369)]