131727680

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{271}}^1$

素因数の和:333

約数の個数: 168

約数和(自身を含む): 378049536

約数和(自身を除く): 246321856

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 64, 70, 80, 98, 112, 124, 140, 155, 160, 196, 217, 224, 245, 248, 271, 280, 310, 320, 392, 434, 448, 490, 496, 542, 560, 620, 784, 868, 980, 992, 1084, 1085, 1120, 1240, 1355, 1519, 1568, 1736, 1897, 1960, 1984, 2168, 2170, 2240, 2480, 2710, 3038, 3136, 3472, 3794, 3920, 4336, 4340, 4960, 5420, 6076, 6944, 7588, 7595, 7840, 8401, 8672, 8680, 9485, 9920, 10840, 12152, 13279, 13888, 15176, 15190, 15680, 16802, 17344, 17360, 18970, 21680, 24304, 26558, 30352, 30380, 33604, 34720, 37940, 42005, 43360, 48608, 53116, 58807, 60704, 60760, 66395, 67208, 69440, 75880, 84010, 86720, 97216, 106232, 117614, 121408, 121520, 132790, 134416, 151760, 168020, 212464, 235228, 243040, 265580, 268832, 294035, 303520, 336040, 411649, 424928, 470456, 486080, 531160, 537664, 588070, 607040, 672080, 823298, 849856, 940912, 1062320, 1176140, 1344160, 1646596, 1881824, 2058245, 2124640, 2352280, 2688320, 3293192, 3763648, 4116490, 4249280, 4704560, 6586384, 8232980, 9409120, 13172768, 16465960, 18818240, 26345536, 32931920, 65863840, 131727680]

約数ペア:

[(1, 131727680), (2, 65863840), (4, 32931920), (5, 26345536), (7, 18818240), (8, 16465960), (10, 13172768), (14, 9409120), (16, 8232980), (20, 6586384), (28, 4704560), (31, 4249280), (32, 4116490), (35, 3763648), (40, 3293192), (49, 2688320), (56, 2352280), (62, 2124640), (64, 2058245), (70, 1881824), (80, 1646596), (98, 1344160), (112, 1176140), (124, 1062320), (140, 940912), (155, 849856), (160, 823298), (196, 672080), (217, 607040), (224, 588070), (245, 537664), (248, 531160), (271, 486080), (280, 470456), (310, 424928), (320, 411649), (392, 336040), (434, 303520), (448, 294035), (490, 268832), (496, 265580), (542, 243040), (560, 235228), (620, 212464), (784, 168020), (868, 151760), (980, 134416), (992, 132790), (1084, 121520), (1085, 121408), (1120, 117614), (1240, 106232), (1355, 97216), (1519, 86720), (1568, 84010), (1736, 75880), (1897, 69440), (1960, 67208), (1984, 66395), (2168, 60760), (2170, 60704), (2240, 58807), (2480, 53116), (2710, 48608), (3038, 43360), (3136, 42005), (3472, 37940), (3794, 34720), (3920, 33604), (4336, 30380), (4340, 30352), (4960, 26558), (5420, 24304), (6076, 21680), (6944, 18970), (7588, 17360), (7595, 17344), (7840, 16802), (8401, 15680), (8672, 15190), (8680, 15176), (9485, 13888), (9920, 13279), (10840, 12152)]