1881809800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:336

約数の個数: 192

約数和(自身を含む): 4899686400

約数和(自身を除く): 3017876600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 41, 50, 52, 65, 82, 100, 104, 127, 130, 139, 164, 200, 205, 254, 260, 278, 325, 328, 410, 508, 520, 533, 556, 635, 650, 695, 820, 1016, 1025, 1066, 1112, 1270, 1300, 1390, 1640, 1651, 1807, 2050, 2132, 2540, 2600, 2665, 2780, 3175, 3302, 3475, 3614, 4100, 4264, 5080, 5207, 5330, 5560, 5699, 6350, 6604, 6950, 7228, 8200, 8255, 9035, 10414, 10660, 11398, 12700, 13208, 13325, 13900, 14456, 16510, 17653, 18070, 20828, 21320, 22796, 25400, 26035, 26650, 27800, 28495, 33020, 35306, 36140, 41275, 41656, 45175, 45592, 52070, 53300, 56990, 66040, 67691, 70612, 72280, 74087, 82550, 88265, 90350, 104140, 106600, 113980, 130175, 135382, 141224, 142475, 148174, 165100, 176530, 180700, 208280, 227960, 229489, 260350, 270764, 284950, 296348, 330200, 338455, 353060, 361400, 370435, 441325, 458978, 520700, 541528, 569900, 592696, 676910, 706120, 723773, 740870, 882650, 917956, 1041400, 1139800, 1147445, 1353820, 1447546, 1481740, 1692275, 1765300, 1835912, 1852175, 2294890, 2707640, 2895092, 2963480, 3384550, 3530600, 3618865, 3704350, 4589780, 5737225, 5790184, 6769100, 7237730, 7408700, 9179560, 9409049, 11474450, 13538200, 14475460, 14817400, 18094325, 18818098, 22948900, 28950920, 36188650, 37636196, 45897800, 47045245, 72377300, 75272392, 94090490, 144754600, 188180980, 235226225, 376361960, 470452450, 940904900, 1881809800]

約数ペア:

[(1, 1881809800), (2, 940904900), (4, 470452450), (5, 376361960), (8, 235226225), (10, 188180980), (13, 144754600), (20, 94090490), (25, 75272392), (26, 72377300), (40, 47045245), (41, 45897800), (50, 37636196), (52, 36188650), (65, 28950920), (82, 22948900), (100, 18818098), (104, 18094325), (127, 14817400), (130, 14475460), (139, 13538200), (164, 11474450), (200, 9409049), (205, 9179560), (254, 7408700), (260, 7237730), (278, 6769100), (325, 5790184), (328, 5737225), (410, 4589780), (508, 3704350), (520, 3618865), (533, 3530600), (556, 3384550), (635, 2963480), (650, 2895092), (695, 2707640), (820, 2294890), (1016, 1852175), (1025, 1835912), (1066, 1765300), (1112, 1692275), (1270, 1481740), (1300, 1447546), (1390, 1353820), (1640, 1147445), (1651, 1139800), (1807, 1041400), (2050, 917956), (2132, 882650), (2540, 740870), (2600, 723773), (2665, 706120), (2780, 676910), (3175, 592696), (3302, 569900), (3475, 541528), (3614, 520700), (4100, 458978), (4264, 441325), (5080, 370435), (5207, 361400), (5330, 353060), (5560, 338455), (5699, 330200), (6350, 296348), (6604, 284950), (6950, 270764), (7228, 260350), (8200, 229489), (8255, 227960), (9035, 208280), (10414, 180700), (10660, 176530), (11398, 165100), (12700, 148174), (13208, 142475), (13325, 141224), (13900, 135382), (14456, 130175), (16510, 113980), (17653, 106600), (18070, 104140), (20828, 90350), (21320, 88265), (22796, 82550), (25400, 74087), (26035, 72280), (26650, 70612), (27800, 67691), (28495, 66040), (33020, 56990), (35306, 53300), (36140, 52070), (41275, 45592), (41656, 45175)]