154702940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{3061}}^1$

素因数の和:3115

約数の個数: 72

約数和(自身を含む): 391984992

約数和(自身を除く): 237282052

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 361, 380, 532, 665, 722, 1330, 1444, 1805, 2527, 2660, 3061, 3610, 5054, 6122, 7220, 10108, 12244, 12635, 15305, 21427, 25270, 30610, 42854, 50540, 58159, 61220, 85708, 107135, 116318, 214270, 232636, 290795, 407113, 428540, 581590, 814226, 1105021, 1163180, 1628452, 2035565, 2210042, 4071130, 4420084, 5525105, 7735147, 8142260, 11050210, 15470294, 22100420, 30940588, 38675735, 77351470, 154702940]

約数ペア:

[(1, 154702940), (2, 77351470), (4, 38675735), (5, 30940588), (7, 22100420), (10, 15470294), (14, 11050210), (19, 8142260), (20, 7735147), (28, 5525105), (35, 4420084), (38, 4071130), (70, 2210042), (76, 2035565), (95, 1628452), (133, 1163180), (140, 1105021), (190, 814226), (266, 581590), (361, 428540), (380, 407113), (532, 290795), (665, 232636), (722, 214270), (1330, 116318), (1444, 107135), (1805, 85708), (2527, 61220), (2660, 58159), (3061, 50540), (3610, 42854), (5054, 30610), (6122, 25270), (7220, 21427), (10108, 15305), (12244, 12635)]