127980720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{379}}^1$

素因数の和:472

約数の個数: 240

約数和(自身を含む): 499848960

約数和(自身を除く): 371868240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 67, 70, 72, 80, 84, 90, 105, 112, 120, 126, 134, 140, 144, 168, 180, 201, 210, 240, 252, 268, 280, 315, 335, 336, 360, 379, 402, 420, 469, 504, 536, 560, 603, 630, 670, 720, 758, 804, 840, 938, 1005, 1008, 1072, 1137, 1206, 1260, 1340, 1407, 1516, 1608, 1680, 1876, 1895, 2010, 2274, 2345, 2412, 2520, 2653, 2680, 2814, 3015, 3032, 3216, 3411, 3752, 3790, 4020, 4221, 4548, 4690, 4824, 5040, 5306, 5360, 5628, 5685, 6030, 6064, 6822, 7035, 7504, 7580, 7959, 8040, 8442, 9096, 9380, 9648, 10612, 11256, 11370, 12060, 13265, 13644, 14070, 15160, 15918, 16080, 16884, 17055, 18192, 18760, 21105, 21224, 22512, 22740, 23877, 24120, 25393, 26530, 27288, 28140, 30320, 31836, 33768, 34110, 37520, 39795, 42210, 42448, 45480, 47754, 48240, 50786, 53060, 54576, 56280, 63672, 67536, 68220, 76179, 79590, 84420, 90960, 95508, 101572, 106120, 112560, 119385, 126965, 127344, 136440, 152358, 159180, 168840, 177751, 191016, 203144, 212240, 228537, 238770, 253930, 272880, 304716, 318360, 337680, 355502, 380895, 382032, 406288, 457074, 477540, 507860, 533253, 609432, 636720, 711004, 761790, 888755, 914148, 955080, 1015720, 1066506, 1142685, 1218864, 1422008, 1523580, 1599759, 1777510, 1828296, 1910160, 2031440, 2133012, 2285370, 2666265, 2844016, 3047160, 3199518, 3555020, 3656592, 4266024, 4570740, 5332530, 6094320, 6399036, 7110040, 7998795, 8532048, 9141480, 10665060, 12798072, 14220080, 15997590, 18282960, 21330120, 25596144, 31995180, 42660240, 63990360, 127980720]

約数ペア:

[(1, 127980720), (2, 63990360), (3, 42660240), (4, 31995180), (5, 25596144), (6, 21330120), (7, 18282960), (8, 15997590), (9, 14220080), (10, 12798072), (12, 10665060), (14, 9141480), (15, 8532048), (16, 7998795), (18, 7110040), (20, 6399036), (21, 6094320), (24, 5332530), (28, 4570740), (30, 4266024), (35, 3656592), (36, 3555020), (40, 3199518), (42, 3047160), (45, 2844016), (48, 2666265), (56, 2285370), (60, 2133012), (63, 2031440), (67, 1910160), (70, 1828296), (72, 1777510), (80, 1599759), (84, 1523580), (90, 1422008), (105, 1218864), (112, 1142685), (120, 1066506), (126, 1015720), (134, 955080), (140, 914148), (144, 888755), (168, 761790), (180, 711004), (201, 636720), (210, 609432), (240, 533253), (252, 507860), (268, 477540), (280, 457074), (315, 406288), (335, 382032), (336, 380895), (360, 355502), (379, 337680), (402, 318360), (420, 304716), (469, 272880), (504, 253930), (536, 238770), (560, 228537), (603, 212240), (630, 203144), (670, 191016), (720, 177751), (758, 168840), (804, 159180), (840, 152358), (938, 136440), (1005, 127344), (1008, 126965), (1072, 119385), (1137, 112560), (1206, 106120), (1260, 101572), (1340, 95508), (1407, 90960), (1516, 84420), (1608, 79590), (1680, 76179), (1876, 68220), (1895, 67536), (2010, 63672), (2274, 56280), (2345, 54576), (2412, 53060), (2520, 50786), (2653, 48240), (2680, 47754), (2814, 45480), (3015, 42448), (3032, 42210), (3216, 39795), (3411, 37520), (3752, 34110), (3790, 33768), (4020, 31836), (4221, 30320), (4548, 28140), (4690, 27288), (4824, 26530), (5040, 25393), (5306, 24120), (5360, 23877), (5628, 22740), (5685, 22512), (6030, 21224), (6064, 21105), (6822, 18760), (7035, 18192), (7504, 17055), (7580, 16884), (7959, 16080), (8040, 15918), (8442, 15160), (9096, 14070), (9380, 13644), (9648, 13265), (10612, 12060), (11256, 11370)]